CONFIDENTIAL Analysis for Ethylene Oxide Only

CONFIDENTIAL Analysis for ethylene oxide only 4 *3 2# -,2',3',% *' 0 2'-,#.-02 CONFIDENTIAL Analysis for ethylene oxide only 2 2&/ /Z%!+1ZZ" 2 ZZ 4Z 2 #'*#/ 4 0 %!/',/%.0 / .+ '.#0 2-0/+ +.*#/ 2 - '1!/ %.-' */ +.*#3*2'.*'#0/ /3 ,20'+#/%.0// /3 ,2#2&-"//Z 1123,2#0Z3 ZZ+#2&-"1Z 0 /3 ,20'2*#/0'2 7#*#!2'4#5-,%, *71'1 /. 126." 2#/#0'%.0 // #1.-,1#4' /5,'2' * *' 0 2'-, ',0#/ 0 ',0#*0%0# / Q 60000#4 0 +', 60##4/ Q 60#*0%0# / Q -+.-3,"%4%# #Q#4%0# Q#4S+',T 2222222222222222222222222222222222222222222222222222222222222222222222222 5522#6 ,#2"0 0 0 0 0%!#27*#,# 0 00 0 00-.7*#,#I0-. ,# 0 00 0 0'!&*-0-"'$*3-0-+#2& ,#000 0 0 &*-0-+#2& ,# 0 00 0 0'!&*-0-2#20 $*3-0-#2& ,#000 0 0-',7* &*-0'"# 0 00 0 0-2@32 "'#,# 0 00 0 0@0-+-+#2& ,# 0 00 0 02&7*#,#-6'"# 0 020 0 0 &*-0-#2& ,# 0 00 0 000'!&*-0-$*3-0-+#2& ,#0 00 0 0%!0-*#', 0 00 0 0-2'!&*-0-#2&#,# 0 00 0 000'!&*-0-20'$*3-0-#2& ,#00 0 0 0 0 -,'13*$'"#00 0 0 0%!#2-,'20'*# 0 00 0 0#2&7*#,# &*-0'"# 0 0 20 0 0%!07*-,'20'*# 0 00 0 020 ,12-2'!&*-0-#2&7*#,# 0 00 0 0#2&7*2#022@327*2�00 20 0 0-2'!&*-0-#2& ,#0 0 0 0 0 &*-0-.0#,# 0 0 0 0 02&7*2#022@327*2�000 0 0!'12-2'!&*-0-#2&7*#,# 0 00 0 0@0-+-!&*-0-+#2& ,# 0 00 0 0 &*-0-$-0+000 0 0--200'!&*-0-#2& ,#000 0 0 0 -,0#20 !&*-0'"#00 0 0 0@#,8#,#00 0 0 0-2'!&*-0-#2& ,# 0 00 0 02#022%+7*#2&7*2�0 00 0 552-2'$*3-0- #,8#,#0 0 0 0 000'!&*-0-#2&7*#,# 0 00 0 02&7*%!07* 2# 0 020 0 0-2'!&*-0-.0-. ,# 0 020 0 0#2&7*#2& !07* 2# 0 020 0 0@0-+-"'!&*-0-+#2& ,# 0 020 0 0!'12-2'!&*-0-.0-.#,# 0 020 0 0#2&7*51- 327*+#2-,# 0 020 0 00-*3#,# 00 20 0 0,2'!2 ,# 0 020 0 020 ,12-2'!&*-0-.0-.#,# 0 0 20 0 0--200'!&*-0-#2& ,# 0 020 0 00#20 !&*-0-#2&7*#,# 0 020 0 0' 0-+-!&*-0-+#2& ,# 0 020 0 0-2' 0-+-#2& ,# 0 020 0

[5 -003# 7// %#/ CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0D14008

Description: 2.50 ppbv ICV Expires: 05/14/20 Standard Type: Calibration Standard Prepared: 04/14/20 Solvent: Scientific Air Prepared By: Kameron Singer Final Volume (mls): 6000 Department: Air Toxics Vials: 1 Last Edit: 04/14/20 15:32 by KSS canister# 3234

Analyte CAS Number Concentration Units

Acrolein 107-02-8 0.00248 ppmv 1,1,1-Trichloroethane 71-55-6 0.00253 ppmv cis-1,2-Dichloroethylene 156-59-2 0.002485 ppmv Chloroprene 126-99-8 0.00252 ppmv Chloromethane 74-87-3 0.00253 ppmv Chloroform 67-66-3 0.00251 ppmv Chloroethane 75-00-3 0.00249 ppmv Chlorobenzene 108-90-7 0.0025 ppmv Carbon Tetrachloride 56-23-5 0.0025 ppmv Carbon Disulfide 75-15-0 0.002495 ppmv Bromomethane 74-83-9 0.002505 ppmv Bromoform 75-25-2 0.002525 ppmv Bromodichloromethane 75-27-4 0.00254 ppmv Bromochloromethane 74-97-5 0.002525 ppmv Dibromochloromethane 124-48-1 0.00259 ppmv 1,2-Dichloroethane 107-06-2 0.002525 ppmv 1,1,2,2-Tetrachloroethane 79-34-5 0.002545 ppmv 1,1,2-Trichloroethane 79-00-5 0.00253 ppmv 1,1-Dichloroethane 75-34-3 0.00248 ppmv 1,1-Dichloroethene 75-35-4 0.0025 ppmv 1,2,4-Trichlorobenzene 120-82-1 0.00249 ppmv Benzene 71-43-2 0.002535 ppmv 1,2-Dibromoethane 106-93-4 0.002555 ppmv Acrylonitrile 107-13-1 0.002495 ppmv 1,2-Dichloropropane 78-87-5 0.002535 ppmv 1,3,5-Trimethylbenzene 108-67-8 0.002515 ppmv 1,3-Butadiene 106-99-0 0.00252 ppmv Acetonitrile 75-05-8 0.002615 ppmv Acetylene 74-86-2 0.00246 ppmv Dichlorodifluoromethane 75-71-8 0.002505 ppmv

Reviewed By Date

Page 1 of 2 CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0D14008

1,2,4-Trimethylbenzene 95-63-6 0.00238 ppmv Naphthalene 91-20-3 0.00248 ppmv Trichlorotrifluoroethane 76-13-1 0.002515 ppmv Trichlorofluoromethane 75-69-4 0.0025 ppmv Trichloroethylene 79-01-6 0.002575 ppmv trans-1,3-Dichloropropene 10061-02-6 0.002465 ppmv trans-1,2-Dichloroethylene 156-60-5 0.002545 ppmv Toluene 108-88-3 0.002485 ppmv Tetrachloroethylene 127-18-4 0.002515 ppmv tert-Amyl Methyl Ether 994-05-8 0.00264 ppmv Styrene 100-42-5 0.00246 ppmv Propylene 115-07-1 0.00246 ppmv p-Dichlorobenzene 106-46-7 0.00264 ppmv o-Xylene 95-47-6 0.002495 ppmv o-Dichlorobenzene 95-50-1 0.002515 ppmv cis-1,3-Dichloropropene 10061-01-5 0.00259 ppmv m,p-Xylene 108-38-3, 106-42-3 0.005 ppmv Dichloromethane 75-09-2 0.00246 ppmv Dichlorotetrafluoroethane 76-14-2 0.002525 ppmv Ethyl Acrylate 140-88-5 0.002585 ppmv Ethyl tert-Butyl Ether 637-92-3 0.00262 ppmv Ethylbenzene 100-41-4 0.00255 ppmv n-Octane 111-65-9 0.00257 ppmv Hexachloro-1,3-butadiene 87-68-3 0.00255 ppmv n-Hexane 110-54-3 0.002525 ppmv m-Dichlorobenzene 541-73-1 0.00242 ppmv Methyl Ethyl Ketone 78-93-3 0.0026255 ppmv Methyl Isobutyl Ketone 108-10-1 0.002575 ppmv Methyl Methacrylate 80-62-6 0.002585 ppmv Methyl tert-Butyl Ether 1634-04-4 0.00259 ppmv Vinyl chloride 75-01-4 0.002495 ppmv Ethylene oxide 75-21-8 0.0025 ppmv

Parent Standards used in this standard:

Standard Description Prepared Prepared By Expires Last Edit (mls) 9G18011 Ethylene Oxide Secondary Stock Standard07/16/19 Mitch Howell 07/16/20 07/18/19 17:21 by MH 15 9J10002 TO-15 Secondary Stock Standard 10/10/19 Mitch Howell 10/03/20 10/17/19 13:31 by KSS 30

Reviewed By Date

Page 2 of 2 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! 4Z 2 %'*#/! 4 0 (!/*,/(.0 / .+ *.#0 2-0/. +.*#/ 20 '1!/ (1 0' */ +.*#3*2'.*'#0/ 3 ,2'+#/(.0// 3 ,2#2&-"//Z 1133,2#0Z4 ZZ+#2&-"1Z 0 3 ,2'2*#/*2 7 #*#!2'4#7-,(, *71'1 1 128." 2#/%0'(.0 // #1.-,1#4' /7,'2' * *' 0 2'-, 7,2#0, * 2 ," 0"1 007-, #1.-,1#-,!8,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T7 23#6 ,#2"0 0 .. 4 0 T7 2-2'$*3-0- #,8#,#0 0 .. 4 0 T7 2&*-0- #,8#,#2"00 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T(!#27*#,#00 .. 4 T0-.7*#,#I0-. ,#0 0 .. 4 T'!&*-0-"'$*3-0-+#2& ,#0 0.. 4 T&*-0-+#2& ,# 0 0.. 4 T'!&*-0-2#20 $*3-0-#2& ,# 0 0 .. 4 T0',7*&*-0'"#0 0.. 4 T-2@32 "'#,#0 0 .. 4 T@0-+-+#2& ,#0 0.. 4 TA2&7*#,#-6'"#0 +0.. 4 T&*-0-#2& ,#00.. 4 T0'!&*-0-$*3-0-+#2& ,#0 0.. 4 T(!0-*#',00.. 4 T-2'!&*-0-#2&#,#00.. 4 T0'!&*-0-20'$*3-0-#2& ,#0 0 .. 4 T 0 -,'13*$'"#00.. 4 T(!#2-,'20'*#00.. 4 T#2&7*#,#&*-0'"#0 0 .. 4 T(!07*-,'20'*#00.. 4 T20 ,12-2'!&*-0-#2&700000.. 4 T#2&7*2#022@327*A2�00.. 4 T-2'!&*-0-#2& ,#0 0 .. 4 T&*-0-.0#,#0 0.. 4 TA2&7*2#022@327*A2�00.. 4 T!'12-2'!&*-0-#2&7*#,#00 .. 4 T@0-+-!&*-0-+#2& ,# 0 0.. 4 T&*-0-$-0+ 00 .. 4 T--20'!&*-0-#2& ,# 0 0.. 4 T 0 -,#20 !&*-0'"# 0 0.. 4 T@#,8#,# 00 .. 4 T-2'!&*-0-#2& ,# 00.. 4 T2#022(+7*#2&7*A2�0 0.. 4 T0'!&*-0-#2&7*#,#0 0.. 4 TA2&7*(!07* 2#0 0 .. 4 T-2'!&*-0-.0-. ,#0 0.. 4 T#2&7*#2& !07* 2#0 0 .. 4 T@0-+-"'!&*-0-+#2& ,#00.. 4 T!'12-2'!&*-0-.0-.#,#0 0.. 4 T#2&7*71- 327*.#2-,#0 0 .. 4 T-*3#,#0 0.. 4 T,2*!2 ,#00.. 4 T20 ,12-2'!&*-0-.0-.#,#00.. 4 T--20'!&*-0-#2& ,#0 0.. 4 T#20 !&*-0-#2&7*#,#0 0.. 4 T' 0-+-!&*-0-+#2& ,#0 0.. 4 T-2' 0-+-#2& ,#0 0 .. 4

03# 7// %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance Scan 3424 (13.919 min): W20DP007.D\data.ms (-3407) (- 29.0 A2&7*#,#-6'"# -,!#,/0.. 4+ /0 +', ! , #$ 50 #*2 002 0 +', 1 %'*#/! 4 0 (!//(.0 / .+ 14.0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 %27-,/ #1./ Abundance Scan 3419 (13.902 min): W20D!002.D\data.ms 7-, 2'-1-5#08..#0 29.0 000 00 0 5 50 15.0 Abundance 95.9 13.902 0 1500 m/z--> 10 20 30 40 50 60 70 80 90 100 Abundance Scan 3419 (13.902 min): W20D!002.D\data.ms (-3393) (- 29.0 1000

3 50 500 15.0 94.0 0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Time--> 13.80 14.00

Abundance Scan 3593 (14.476 min): W20DP007.D\data.ms (-3567) (- 64.0 &*-0-#2& ,# -,!#,/0 .. 4 /0+', ! , #$ 50 #*2 002 0 +', 1 %'*#/! 4 0 (!//(.0 / .+ 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 %27-,/ #1./ Abundance Scan 3587 (14.461 min): W20D!002.D\data.ms 7-, 2'-1-5#08..#0 64.0 000

5 50 Abundance 14.461

0 1500 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Abundance Scan 3587 (14.461 min): W20D!002.D\data.ms (-3548) (- 64.0 1000

3 50 500

0 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Time--> 14.40 14.50

! 4 0 03# 7// %# 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! 4Z 2 %'*#/! 4 0 )!/+,/).0 /.+ +.#0 2-0/. +.*#// 2/1. '1!/222 )1 3' */ +.*#3*2'.*'#0/ 3 ,2'+#/).0 // 3 ,2#2&-"//Z 1123,2#0Z5 ZZ+#2&-"1Z 0 3 ,2'2*#/+2 7 #*#!2'4#8-,), *71'1 1 129." 2#/%0').0 // #1.-,1#4' /8,'2' * *' 0 2'-, 8,2#0, * 2 ," 0"1 008-, #1.-,1#-,!9,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T8 22#6 ,#2"00 .. 4 0 T8 2-2'$*3-0- #,8#,#00 .. 4 0 T8 2&*-0- #,8#,#2"00 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T)!#27*#,# 0 @00 T0-.7*#,#I0-. ,# 0 @00 T'!&*-0-"'$*3-0-+#2& ,# 0 @00" T&*-0-+#2& ,# 0 @00 T'!&*-0-2#20 $*3-0-#2& ,# 0 @00 T3',7*&*-0'"# 0 @00 T-2/32 "'#,# 0 @00 T/0-+-+#2& ,# 0 @00 TB2&7*#,#-6'"# 0 @00 T&*-0-#2& ,# 0 @00 T0'!&*-0-$*3-0-+#2& ,# 0 @00 T)!0-*#',0 0 .. 4 T-2'!&*-0-#2&#,# 0 @00 T0'!&*-0-20'$*3-0-#2& ,# 0 @00" T 0 -,'13*$'"#0 0 .. 4 T)!#2-,'20'*# 0 @00 T#2&7*#,#&*-0'"# 0 @00 T)!07*-,'20'*# 0 @00 T20 ,12-2'!&*-0-#2&7000 0 @00 T#2&7*2#022/327*B2� 0 @00 T-2'!&*-0-#2& ,# 0 @00 T&*-0-.0#,# 0 @00 TB2&7*2#022/327*B2� 0 @00 T!'12-2'!&*-0-#2&7*#,# 0 @00 T/0-+-!&*-0-+#2& ,# 0 @00 T&*-0-$-0+ 0 @00" T--20'!&*-0-#2& ,# 0 @00 T 0 -,#20 !&*-0'"# 0 @00 T/#,8#,# 0 0 .. 4 T-2'!&*-0-#2& ,# 0 @00 T2#022)+7*#2&7*B2� 0 @00 T0'!&*-0-#2&7*#,#0 0 .. 4 TB2&7*)!07* 2# 0 @00 T-2'!&*-0-.0-. ,# 0 @00 T#2&7*#2& !07* 2#0 0 .. 4 T/0-+-"'!&*-0-+#2& ,# 0 @00 T!'12-2'!&*-0-.0-.#,# 0 @00 T#2&7*81- 327*.#2-,# 0 @00 T-*3#,#0 0 .. 4 T,2+!2 ,# 0 @00 T20 ,12-2'!&*-0-.0-.#,# 0 @00 T--20'!&*-0-#2& ,# 0 @00 T#20 !&*-0-#2&7*#,# 0 @00 T' 0-+-!&*-0-+#2& ,# 0 @00 T-2' 0-+-#2& ,# 0 @00

0!#")3%// %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance TIC: W20D!004.D\data.ms B2&7*#,#-6'"# 300 -,!#,/@00 B6.#!2#" /0+',

1 %'*#/! 4 0 200 )!//).0 /.+

%28-,/ 100 '%B6. 2'- 0 0 0 Time--> 13.00 13.50 14.00 14.50 Abundance Ion 29.00 (28.70 to 29.70): W20D!004.D\data.ms Ion 15.00 (14.70 to 15.70): W20D!004.D\data.ms 150 Ion 14.00 (13.70 to 14.70): W20D!004.D\data.ms

100

0 Time--> 13.00 13.50 14.00 14.50

Abundance TIC: W20D!004.D\data.ms &*-0-#2& ,# 300 -,!#,/@00 B6.#!2#" /0+',

1 %'*#/! 4 0 200 )!//).0 /.+

%28-,/ 100 '%B6. 2'- 0 0 Time--> 13.50 14.00 14.50 15.00 Abundance Ion 64.00 (63.70 to 64.70): W20D!004.D\data.ms Ion 65.95 (65.65 to 66.65): W20D!004.D\data.ms

0 Time--> 13.50 14.00 14.50 15.00

! 4 0 0!#")3%// %# 4 *3 2# -,2',3',% *' 0 2'-,#.-02 CONFIDENTIAL Analysis for ethylene oxide only 2 2&/ /Z%!+1ZZ" 2 ZZ Z 2 #'*#/ 0 %!/',/ %.0 / + '.#0 2-0/* +.*#/ 2 - '1!/ %/-' */ +.*#3*2'.*'#0/ 03 ,21'+#/%.0 // 03 ,2#2&-"//Z 1133,2#0Z4 ZZ+#2&-"1Z 0 03 ,21'2*#/1'2 7#*#!2'4#6-,%, *71'1 0/ 127." 2#/#0'%.0 // #1.-,1#4' /6,'2' * *' 0 2'-, ',0#/ 0 ',0#*0%0# / Q 60010#4 0 +', 60##4/ Q 60#*0%0# / Q -+.-3,"%4%# #Q#4%0# Q#4S+',T 2222222222222222222222222222222222222222222222222222222222222222222222222 6623#6 ,#2"0 0 0 0 1%!#27*#,# 0 0 0 0 10-.7*#,#I0-. ,# 0 00 0 1'!&*-0-"'$*3-0-+#2& ,#0 00 0 1 &*-0-+#2& ,# 0 00 0 1'!&*-0-2#20 $*3-0-#2& ,#00 0 0 1-',7* &*-0'"# 0 00 0 1-2A32 "'#,# 0 00 0 1A0-+-+#2& ,# 0 00 0 12&7*#,#-6'"# 0 0 0 0 1 &*-0-#2& ,# 0 00 0 110'!&*-0-$*3-0-+#2& ,#0 00 0 1%!0-*#', 0 00 0 1-2'!&*-0-#2&#,# 0 00 0 110'!&*-0-20'$*3-0-#2& ,#000 0 1 0 -,'13*$'"#000 0 1%!#2-,'20'*# 0 00 0 1#2&7*#,# &*-0'"# 0 020 0 1%!07*-,'20'*# 0 00 0 120 ,12-2'!&*-0-#2&7*#,# 0 0 0 0 1#2&7*2#022A327*2�002 0 0 1-2'!&*-0-#2& ,#0 00 0 1 &*-0-.0#,# 0 00 0 12&7*2#022A327*2�000 0 1!'12-2'!&*-0-#2&7*#,# 0 0 0 0 1A0-+-!&*-0-+#2& ,# 0 0 0 0 1 &*-0-$-0+00 0 0 1--210'!&*-0-#2& ,#00 0 0 1 0 -,1#20 !&*-0'"#00 0 0 1A#,8#,#00 0 0 1-2'!&*-0-#2& ,# 0 00 0 12#022%+7*#2&7*2�0 0 0 0 662-2'$*3-0- #,8#,#0 0 0 0 110'!&*-0-#2&7*#,# 0 00 0 12&7*%!07* 2# 0 020 0 1-2'!&*-0-.0-. ,# 0 020 0 1#2&7*#2& !07* 2# 0 020 0 1A0-+-"'!&*-0-+#2& ,# 0 020 0 1!'12-2'!&*-0-.0-.#,# 0 02 0 0 1#2&7*61- 327**#2-,# 0 020 0 11-*3#,# 0 020 0 1,2'!2 ,# 0 020 0 120 ,12-2'!&*-0-.0-.#,# 0 020 0 1--210'!&*-0-#2& ,# 0 020 0 11#20 !&*-0-#2&7*#,# 0 00 0 1' 0-+-!&*-0-+#2& ,# 0 0 0 0 1-2' 0-+-#2& ,# 0 0 0 0

[6 -0#0' 7/ / %#/ CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0D29005

Description: 2.50 ppbv ICV Expires: 05/29/20 Standard Type: Calibration Standard Prepared: 04/29/20 Solvent: Scientific Air Prepared By: Kameron Singer Final Volume (mls): 6000 Department: Air Toxics Vials: 1 Last Edit: 04/29/20 15:19 by KSS canister# 3234

Analyte CAS Number Concentration Units

Reviewed By Date

Page 1 of 2 CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0D29005

Parent Standards used in this standard:

Reviewed By Date

Page 2 of 2 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! Z 2 %'*#/! 0 (!/*,/ (.0 / + *.#0 2-0/- +.*#/ 20 '1!/ (2 0' */ +.*#3*2'.*'#0/ 3 ,2'+#/(.0 // 3 ,2#2&-"//Z 1143,2#0Z5 ZZ+#2&-"1Z 0 3 ,2'2*#/*2 7 #*#!2'4#8-,(, *71'1 2 129." 2#/%0'(.0 // #1.-,1#4' /8,'2' * *' 0 2'-, 8,2#0, * 2 ," 0"1 008-, #1.-,1#-,!9,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T8 24#6 ,#2"0 0 .. 42 0 T8 2-2'$*3-0- #,8#,#0 0 .. 42 0 T8 2&*-0- #,8#,#2"00 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T(!#27*#,#00 .. 4 T0-.7*#,#I0-. ,#0 0.. 4 T'!&*-0-"'$*3-0-+#2& ,#00.. 4 T&*-0-+#2& ,# 0 0 .. 4 T'!&*-0-2#20 $*3-0-#2& ,# 0 0.. 4 T0',7*&*-0'"#00.. 4 T-2A32 "'#,#00.. 4 TA0-+-+#2& ,#00.. 4 TB2&7*#,#-6'"#0 +0.. 4 T&*-0-#2& ,#0 0 .. 4 T0'!&*-0-$*3-0-+#2& ,#0 0 .. 4 T(!0-*#',0 0.. 4 T-2'!&*-0-#2&#,#00.. 4 T0'!&*-0-20'$*3-0-#2& ,#0 0.. 4 T 0 -,'13*$'"#0 0.. 4 T(!#2-,'20'*#00.. 4 T#2&7*#,#&*-0'"#00.. 4 T(!07*-,'20'*#0 0 .. 4 T20 ,12-2'!&*-0-#2&700000.. 4 T#2&7*2#022A327*B2�00.. 4 T-2'!&*-0-#2& ,#0 0.. 4 T&*-0-.0#,#00 .. 4 TB2&7*2#022A327*B2�0 0.. 4 T!'12-2'!&*-0-#2&7*#,#0 0 .. 4 TA0-+-!&*-0-+#2& ,# 0 0 .. 4 T&*-0-$-0+ 00 .. 4 T--20'!&*-0-#2& ,# 0 0 .. 4 T 0 -,#20 !&*-0'"# 00.. 4 TA#,8#,# 0 0.. 4 T-2'!&*-0-#2& ,# 00.. 4 T2#022(+7*#2&7*B2�0 0 .. 4 T0'!&*-0-#2&7*#,#0 0.. 4 TB2&7*(!07* 2#0 0.. 4 T-2'!&*-0-.0-. ,#0 0.. 4 T#2&7*#2& !07* 2#0 0.. 4 TA0-+-"'!&*-0-+#2& ,#0 0.. 4 T!'12-2'!&*-0-.0-.#,#0 0 .. 4 T#2&7*81- 327*-#2-,#00.. 4 T-*3#,#00.. 4 T,2*!2 ,#0 0.. 4 T20 ,12-2'!&*-0-.0-.#,#0 0.. 4 T--20'!&*-0-#2& ,#0 0 .. 4 T#20 !&*-0-#2&7*#,#0 0.. 4 T' 0-+-!&*-0-+#2& ,#00 .. 4 T-2' 0-+-#2& ,#0 0 .. 4

0%0' 7/ / %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance Scan 3424 (13.919 min): W20DP007.D\data.ms (-3407) (- 29.0 B2&7*#,#-6'"# -,!#,/0.. 4+ /0+', ! , #$ 50 #*2 002 0 +', 2 %'*#/! 0 (!// (.0 / + 14.0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 %28-,/ #1./ Abundance Scan 3412 (13.868 min): W20D$002.D\data.ms 8-, 2'-2-5#09..#0 29.0 000 00 0 5 50 15.0 Abundance 95.9

0 13.868 1500 m/z--> 10 20 30 40 50 60 70 80 90 100 Abundance Scan 3412 (13.868 min): W20D$002.D\data.ms (-3395) (- 29.0 1000

3 50 500

14.0 0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Time--> 13.80 14.00

Abundance Scan 3593 (14.476 min): W20DP007.D\data.ms (-3567) (- 64.0 &*-0-#2& ,# -,!#,/0 .. 4 /0+', ! , #$ 50 #*2 002 0 +', 2 %'*#/! 0 (!// (.0 / + 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 %28-,/ #1./ Abundance Scan 3575 (14.425 min): W20D$002.D\data.ms 8-, 2'-2-5#09..#0 64.0 000

5 50 Abundance 14.425

0 1500 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Abundance Scan 3575 (14.425 min): W20D$002.D\data.ms (-3549) (- 64.0 1000

3 50 500

0 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Time--> 14.30 14.40 14.50

! 0 0%0' 7/ / %# 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! Z 2 %'*#/! 0 )!/+,/ ).0 /.+ +.#0 2-0/- +.*#/. 2.2- '1!/232 )2 5' */ +.*#3*2'.*'#0/ 3 ,2'+#/ 7 // 3 ,2#2&-"//Z 1133,2#0Z8 ZZ+#2&-"1Z 0 3 ,2'2*#/+2 7 #*#!2'4#:-,), *71'1 2 12;." 2#/%0').0 // #1.-,1#4' /:,'2' * *' 0 2'-, :,2#0, * 2 ," 0"1 00:-, #1.-,1#-,!;,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T: 23#6 ,#2"00 .. 42 0 T: 2-2'$*3-0- #,8#,#0 0 .. 42 0 T: 2&*-0- #,8#,#2"00 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T)!#27*#,# 0 @00 T0-.7*#,#I0-. ,# 0 @00 T'!&*-0-"'$*3-0-+#2& ,# 0 @00 T&*-0-+#2& ,# 0 @00 T'!&*-0-2#20 $*3-0-#2& ,# 0 @00 T5',7*&*-0'"# 0 @00 T-2.32 "'#,# 0 @00 T.0-+-+#2& ,# 0 @00 TB2&7*#,#-6'"# 0 @00 T&*-0-#2& ,# 0 @00 T0'!&*-0-$*3-0-+#2& ,# 0 @00" T)!0-*#',0 0 .. 4 T-2'!&*-0-#2&#,# 0 @00 T0'!&*-0-20'$*3-0-#2& ,#0 0 .. 4 T 0 -,'13*$'"#0 0 .. 4 T)!#2-,'20'*# 0 @00 T#2&7*#,#&*-0'"# 0 @00 T)!07*-,'20'*# 0 @00 T20 ,12-2'!&*-0-#2&7000 0 @00 T#2&7*2#022.327*B2� 0 @00 T-2'!&*-0-#2& ,# 0 @00 T&*-0-.0#,# 0 @00 TB2&7*2#022.327*B2� 0 @00 T!'12-2'!&*-0-#2&7*#,# 0 @00 T.0-+-!&*-0-+#2& ,# 0 @00 T&*-0-$-0+ 0 @00 T--20'!&*-0-#2& ,# 0 @00 T 0 -,#20 !&*-0'"# 0 @00 T.#,8#,# 0 0 .. 4 T-2'!&*-0-#2& ,# 0 @00 T2#022)+7*#2&7*B2� 0 @00 T0'!&*-0-#2&7*#,# 0 @00 TB2&7*)!07* 2# 0 @00 T-2'!&*-0-.0-. ,# 0 @00 T#2&7*#2& !07* 2# 0 @00 T.0-+-"'!&*-0-+#2& ,# 0 @00 T!'12-2'!&*-0-.0-.#,# 0 @00 T#2&7*:1- 327*-#2-,# 0 @00 T-*3#,#0 0 .. 4 T,2+!2 ,# 0 @00 T20 ,12-2'!&*-0-.0-.#,# 0 @00 T--20'!&*-0-#2& ,# 0 @00 T#20 !&*-0-#2&7*#,# 0 @00 T' 0-+-!&*-0-+#2& ,# 0 @00 T-2' 0-+-#2& ,# 0 @00"

0!#")3%// %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance TIC: W20D$004.D\data.ms B2&7*#,#-6'"# 300 -,!#,/@00 B6.#!2#" /0+',

2 %'*#/! 0 200 )!// ).0 /.+

%2:-,/ 100 '%B6. 2'- 0 0 0 Time--> 13.00 13.50 14.00 14.50 Abundance Ion 29.00 (28.70 to 29.70): W20D$004.D\data.ms 150 Ion 15.00 (14.70 to 15.70): W20D$004.D\data.ms Ion 14.00 (13.70 to 14.70): W20D$004.D\data.ms

100

0 Time--> 13.00 13.50 14.00 14.50

Abundance TIC: W20D$004.D\data.ms &*-0-#2& ,# 300 -,!#,/@00 B6.#!2#" /0+',

2 %'*#/! 0 200 )!// ).0 /.+

%2:-,/ 100 '%B6. 2'- 0 0 Time--> 13.50 14.00 14.50 15.00 Abundance Ion 64.00 (63.70 to 64.70): W20D$004.D\data.ms Ion 65.95 (65.65 to 66.65): W20D$004.D\data.ms

0 Time--> 13.50 14.00 14.50 15.00

! 0 0!#")3%// %# CONFIDENTIAL Analysis for ethylene oxide only 4 *3 2# -,2',3',% *' 0 2'-,#.-02 CONFIDENTIAL Analysis for ethylene oxide only 2 2&/ /Z%!+1ZZ" 2 ZZ "Z 2 #'*#/ " 0 &!/(,/ 7 /.+ (.#0 2-0/+ +.*#/ 2 . '1!/ &0.' */ +.*#3*2'.*'#0/ 13 ,22'+#/ 7// 13 ,2#2&-"//Z 1143,2#0Z5 ZZ+#2&-"1Z 0 13 ,22'2*#/2(2 7#*#!2'4#6-,&, *71'1 10 127." 2#/2&3 7 / / #1.-,1#4' /6,'2' * *' 0 2'-, ',0#/ 0 ',0#*0&0# / Q 60020#4 0 +', 60##4/ Q 60#*0&0# / Q -+.-3,"&4%# #Q#4&0# Q#4S+',T 2222222222222222222222222222222222222222222222222222222222222222222222222 6624#6 ,#2"0 0 0 0 2&!#27*#,# 0 00 0 20-.7*#,#I0-. ,# 0 0 20 0 2'!&*-0-"'$*3-0-+#2& ,#0 0 0 0 2 &*-0-+#2& ,# 0 00 0 2'!&*-0-2#20 $*3-0-#2& ,#0020 0 2.',7* &*-0'"# 0 00 0 2-2@32 "'#,# 0 0 0 0 2@0-+-+#2& ,# 0 02 0 0 22&7*#,#-6'"# 0 0 20 0 2 &*-0-#2& ,# 0 020 0 220'!&*-0-$*3-0-+#2& ,# 0 00 0 2&!0-*#', 0 00 0 2-2'!&*-0-#2&#,# 0 020 0 220'!&*-0-20'$*3-0-#2& ,# 0 02 0 0 2 0 -,'13*$'"#00 0 0 2&!#2-,'20'*# 0 0 0 0 2#2&7*#,# &*-0'"# 0 0 20 0 2&!07*-,'20'*# 0 00 0 220 ,12-2'!&*-0-#2&7*#,# 0 00 0 2#2&7*2#022@327*2�000 0 2-2'!&*-0-#2& ,# 0 02 0 0 2 &*-0-.0#,# 0 020 0 22&7*2#022@327*2�00 0 0 2!'12-2'!&*-0-#2&7*#,# 0 0 0 0 2@0-+-!&*-0-+#2& ,# 0 00 0 2 &*-0-$-0+0 0 20 0 2--220'!&*-0-#2& ,# 0 00 0 2 0 -,2#20 !&*-0'"# 00 20 0 2@#,8#,#0 020 0 2-2'!&*-0-#2& ,# 0 00 0 22#022&+7*#2&7*2�000 0 662-2'$*3-0- #,8#,#0 0 0 0 220'!&*-0-#2&7*#,# 0 0 0 0 22&7*&!07* 2# 0 00 0 2-2'!&*-0-.0-. ,# 0 00 0 2#2&7*#2& !07* 2# 0 0 0 0 2@0-+-"'!&*-0-+#2& ,# 0 00 0 2!'12-2'!&*-0-.0-.#,# 0 00 0 2#2&7*61- 327*+#2-,# 0 00 0 22-*3#,# 0 020 0 2,2(!2 ,# 0 0 0 0 220 ,12-2'!&*-0-.0-.#,# 0 00 0 2--220'!&*-0-#2& ,# 0 00 0 22#20 !&*-0-#2&7*#,# 0 00 0 2' 0-+-!&*-0-+#2& ,# 0 00 0 2-2' 0-+-#2& ,# 0 0 0 0

[6 .023#C3, // %#/ CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0D29006

Analyte CAS Number Concentration Units

Reviewed By Date

Page 1 of 2 CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0D29006

Parent Standards used in this standard:

Reviewed By Date

Page 2 of 2 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! $%Z 2 &'*#/! $% 0 *!/,,/ 7 /.+ ,.#0 2-0// +.*#/ 22 '1!/ *4 2' */ +.*#3*2'.*'#0/ 3 ,2'+#/ 7// 3 ,2#2&-"//Z 1163,2#0Z7 ZZ+#2&-"1Z 0 3 ,2'2*#/,2 7 #*#!2'4#9-,*, *71'1 4 12:." 2#/&3 7 / / #1.-,1#4' /9,'2' * *' 0 2'-, 9,2#0, * 2 ," 0"1 009-, #1.-,1#-,!:,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T9 26#6 ,#2"00 .. 4 0 T9 2-2'$*3-0- #,8#,#0 0 .. 4 0 T9 2&*-0- #,8#,#2"00 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T*!#27*#,#0 0 .. 4 T0-.7*#,#I0-. ,#00.. 4 T'!&*-0-"'$*3-0-+#2& ,#00.. 4 T&*-0-+#2& ,# 0 0 .. 4 T'!&*-0-2#20 $*3-0-#2& ,# 00.. 4 T2',7*&*-0'"#00.. 4 T-2B32 "'#,#0 0 .. 4 TB0-+-+#2& ,#0 0 .. 4 T$2&7*#,#-6'"#0+0 .. 4 T&*-0-#2& ,#00 .. 4 T0'!&*-0-$*3-0-+#2& ,#0 0.. 4 T*!0-*#',00.. 4 T-2'!&*-0-#2&#,#00.. 4 T0'!&*-0-20'$*3-0-#2& ,#0 0.. 4 T 0 -,'13*$'"#0 0.. 4 T*!#2-,'20'*#0 0 .. 4 T#2&7*#,#&*-0'"#0 0.. 4 T*!07*-,'20'*#0 0.. 4 T20 ,12-2'!&*-0-#2&700000.. 4 T#2&7*2#022B327*$2�00 .. 4 T-2'!&*-0-#2& ,#0 0 .. 4 T&*-0-.0#,#00.. 4 T$2&7*2#022B327*$2�0 0.. 4 T!'12-2'!&*-0-#2&7*#,#0 0.. 4 TB0-+-!&*-0-+#2& ,# 0 0.. 4 T&*-0-$-0+ 0 0.. 4 T--20'!&*-0-#2& ,# 00.. 4 T 0 -,#20 !&*-0'"# 00.. 4 TB#,8#,# 0 0 .. 4 T-2'!&*-0-#2& ,# 00.. 4 T2#022*+7*#2&7*$2�0 0.. 4 T0'!&*-0-#2&7*#,#0 0.. 4 T$2&7**!07* 2#0 0.. 4 T-2'!&*-0-.0-. ,#0 0 .. 4 T#2&7*#2& !07* 2#0 0.. 4 TB0-+-"'!&*-0-+#2& ,#0 0.. 4 T!'12-2'!&*-0-.0-.#,#00.. 4 T#2&7*91- 327*/#2-,#0 0 .. 4 T-*3#,#00.. 4 T,2,!2 ,#00 .. 4 T20 ,12-2'!&*-0-.0-.#,#0 0 .. 4 T--20'!&*-0-#2& ,#00 .. 4 T#20 !&*-0-#2&7*#,#0 0 .. 4 T' 0-+-!&*-0-+#2& ,#0 0.. 4 T-2' 0-+-#2& ,#0 0 .. 4

03#C3, / / %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance Scan 3425 (13.923 min): W20EM004.D\data.ms (-3410) (- 29.0 $2&7*#,#-6'"# -,!#,/0.. 4+ /0+', ! , #$ 50 #*2 002 0 +', 4 &'*#/! $% 0 *!// 7 /.+ 0 m/z--> 10 20 30 40 50 60 70 80 90 100 %29-,/ #1./ Abundance Scan 3415 (13.881 min): W20EN003.D\data.ms 9-, 2'-4-5#0:..#0 29.0 0 00 000 5 50 95.9 Abundance 15.0 13.881

0 3000 m/z--> 10 20 30 40 50 60 70 80 90 100 Abundance Scan 3415 (13.881 min): W20EN003.D\data.ms (-3388) (- 29.0 2000

3 50 95.9 1000 15.0

0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Time--> 13.80 14.00

Abundance Scan 3585 (14.454 min): W20EM004.D\data.ms (-3561) (- 64.0 &*-0-#2& ,# -,!#,/0 .. 4 /0+', ! , #$ 50 #*2 002 0 +', 4 &'*#/! $% 0 *!// 7 /.+ 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 %29-,/ #1./ Abundance Scan 3580 (14.439 min): W20EN003.D\data.ms 9-, 2'-4-5#0:..#0 64.0 000

5 50 Abundance 14.439

0 6000 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Abundance Scan 3580 (14.439 min): W20EN003.D\data.ms (-3540) (- 64.0 4000

3 50 2000

0 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Time--> 14.30 14.40 14.50

! $% 0 03#C3, / / %# 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! $%Z 2 &'*#/! $% 0 *!/,,/ 7 /.+ ,.#0 2-0// +.*#/0 $ 203/ '1!/242 *3 6' */ +.*#3*2'.*'#0/ 3 ,2'+#/ 7 // 3 ,2#2&-"//Z 1143,2#0Z8 ZZ+#2&-"1Z 0 3 ,2'2*#/,2 7 #*#!2'4#:-,*, *71'1 3 12;." 2#/&3 7 / / #1.-,1#4' /:,'2' * *' 0 2'-, :,2#0, * 2 ," 0"1 00:-, #1.-,1#-,!;,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T: 24#6 ,#2"0 0 .. 4 0 T: 2-2'$*3-0- #,8#,#0 0 .. 4 0 T: 2&*-0- #,8#,#2"00 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T*!#27*#,# 0 %00 T0-.7*#,#I0-. ,#0+ 0 .. 4 T'!&*-0-"'$*3-0-+#2& ,# 0 %00 T&*-0-+#2& ,# 0 %00 T'!&*-0-2#20 $*3-0-#2& ,# 0 %00 T6',7*&*-0'"# 0 %00 T-2032 "'#,# 0 %00 T00-+-+#2& ,# 0 %00 T$2&7*#,#-6'"# 0 %00 T&*-0-#2& ,# 0 %00 T0'!&*-0-$*3-0-+#2& ,# 0 %00 T*!0-*#',0 0 .. 4 T-2'!&*-0-#2&#,# 0 %00 T0'!&*-0-20'$*3-0-#2& ,#0 0 .. 4 T 0 -,'13*$'"#0 0 .. 4 T*!#2-,'20'*#0 0 .. 4 T#2&7*#,#&*-0'"# 0 %00 T*!07*-,'20'*#0 0 .. 4 T20 ,12-2'!&*-0-#2&7000 0 %00 T#2&7*2#0220327*$2� 0 %00" T-2'!&*-0-#2& ,# 0 %00 T&*-0-.0#,# 0 %00 T$2&7*2#0220327*$2� 0 %00 T!'12-2'!&*-0-#2&7*#,# 0 %00" T00-+-!&*-0-+#2& ,# 0 %00 T&*-0-$-0+ 0 %00 T--20'!&*-0-#2& ,# 0 %00 T 0 -,#20 !&*-0'"# 0 %00 T0#,8#,# 0 0 .. 4 T-2'!&*-0-#2& ,# 0 %00 T2#022*+7*#2&7*$2� 0 %00 T0'!&*-0-#2&7*#,#0 0 .. 4 T$2&7**!07* 2# 0 %00" T-2'!&*-0-.0-. ,# 0 %00 T#2&7*#2& !07* 2#0 0 .. 4 T00-+-"'!&*-0-+#2& ,# 0 %00 T!'12-2'!&*-0-.0-.#,# 0 %00 T#2&7*:1- 327*/#2-,#0 0 .. 4 T-*3#,#0 0 .. 4 T,2,!2 ,#0 0 .. 4 T20 ,12-2'!&*-0-.0-.#,#0 0 .. 4 T--20'!&*-0-#2& ,# 0 %00 T#20 !&*-0-#2&7*#,# 0 %00 T' 0-+-!&*-0-+#2& ,# 0 %00 T-2' 0-+-#2& ,# 0 %00

03#C3, / / %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance TIC: W20EN005.D\data.ms $2&7*#,#-6'"# 500 -,!#,/%00 $6.#!2#" /0+', 400 3 &'*#/! $% 0 300 *!// 7 /.+

200 %2:-,/ '%$6. 2'- 100 0 0 0 Time--> 13.00 13.50 14.00 14.50 Abundance Ion 29.00 (28.70 to 29.70): W20EN005.D\data.ms 200 Ion 15.00 (14.70 to 15.70): W20EN005.D\data.ms Ion 14.00 (13.70 to 14.70): W20EN005.D\data.ms

150

100

0 Time--> 13.00 13.50 14.00 14.50

Abundance TIC: W20EN005.D\data.ms &*-0-#2& ,# 500 -,!#,/%00 $6.#!2#" /0+', 400 3 &'*#/! $% 0 300 *!// 7 /.+

200 %2:-,/ '%$6. 2'- 100 0 0 Time--> 13.50 14.00 14.50 15.00 Abundance Ion 64.00 (63.70 to 64.70): W20EN005.D\data.ms Ion 65.95 (65.65 to 66.65): W20EN005.D\data.ms

0 Time--> 13.50 14.00 14.50 15.00

! $% 0 03#C3, / / %# 4 *3 2# -,2',3',% *' 0 2'-,#.-02 CONFIDENTIAL Analysis for ethylene oxide only 2 2&/ /Z%!+1ZZ" 2 ZZ Z 2 "'*#/ 0 $!/&,/ 7 /.+ &.#0 2-0/* +.*#/ 2 - '1!/ $/-' */ +.*#3*2'.*'#0/ 03 ,21'+#/ 7// 03 ,2#2&-"//Z 1123,2#0Z3 ZZ+#2&-"1Z 0 03 ,21'2*#/1&2 7#*#!2'4#5-,$, *71'1 0/ 126." 2#/1&3 7 / / #1.-,1#4' /5,'2' * *' 0 2'-, ',0"/ 0 ',0#*0$0# / Q 60010#4 0 +', 60"#4/ Q 60#*0$0# / Q -+.-3,"$4%" "Q#4$0# Q#4S+',T 2222222222222222222222222222222222222222222222222222222222222222222222222 5522#6 ,#2"0 0 0 0 1$!#27*#,# 0 0 20 0 10-.7*#,#I0-. ,# 0 02 0 0 1'!&*-0-"'$*3-0-+#2& ,#0 0 20 0 1 &*-0-+#2& ,# 0 020 0 1'!&*-0-2#20 $*3-0-#2& ,#0020 0 1-',7* &*-0'"# 0 020 0 1-2?32 "'#,# 0 00 0 1?0-+-+#2& ,# 0 020 0 12&7*#,#-6'"# 0 0 20 0 1 &*-0-#2& ,# 0 020 0 110'!&*-0-$*3-0-+#2& ,# 0 00 0 1$!0-*#', 0 00 0 1-2'!&*-0-#2&#,# 0 0 20 0 110'!&*-0-20'$*3-0-#2& ,# 0 020 0 1 0 -,'13*$'"#000 0 1$!#2-,'20'*# 0 00 0 1#2&7*#,# &*-0'"# 0 020 0 1$!07*-,'20'*# 0 00 0 120 ,12-2'!&*-0-#2&7*#,# 0 020 0 1#2&7*2#022?327*2�000 0 1-2'!&*-0-#2& ,# 0 02 0 0 1 &*-0-.0#,# 0 020 0 12&7*2#022?327*2�00 0 0 1!'12-2'!&*-0-#2&7*#,# 0 020 0 1?0-+-!&*-0-+#2& ,# 0 020 0 1 &*-0-$-0+0 02 0 0 1--210'!&*-0-#2& ,# 00 20 0 1 0 -,1#20 !&*-0'"# 00 20 0 1?#,8#,#0 0 20 0 1-2'!&*-0-#2& ,# 0 0 20 0 12#022$+7*#2&7*2�000 0 552-2'$*3-0- #,8#,#0 0 0 0 110'!&*-0-#2&7*#,# 0 00 0 12&7*$!07* 2# 0 00 0 1-2'!&*-0-.0-. ,# 0 0 0 0 1#2&7*#2& !07* 2# 0 00 0 1?0-+-"'!&*-0-+#2& ,# 0 00 0 1!'12-2'!&*-0-.0-.#,# 0 0 0 0 1#2&7*51- 327**#2-,# 0 00 0 11-*3#,# 0 020 0 1,2&!2 ,# 0 0 0 0 120 ,12-2'!&*-0-.0-.#,# 0 0 0 0 1--210'!&*-0-#2& ,# 0 00 0 11#20 !&*-0-#2&7*#,# 0 00 0 1' 0-+-!&*-0-+#2& ,# 0 00 0 1-2' 0-+-#2& ,# 0 0 0 0

[5 -0 #"B3, / / %#/ CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0E13009

Description: 2.50 ppbv ICV Expires: 06/11/20 Standard Type: Calibration Standard Prepared: 05/12/20 Solvent: Scientific Air Prepared By: Kelly Barnes Final Volume (mls): 6000 Department: Air Toxics Vials: 1 Last Edit: 05/13/20 08:57 by KEB canister# 3227

Analyte CAS Number Concentration Units

Reviewed By Date

Page 1 of 2 CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0E13009

Parent Standards used in this standard:

Reviewed By Date

Page 2 of 2 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! $ Z 2 %'*#/! $ 0 (!/*,/ 7 /.+ *.#0 2-0/. +.*#/ 21 '1!/ $ (3 1' */ +.*#3*2'.*'#0/ 3 ,2'+#/ 7// 3 ,2#2&-"//Z 1143,2#0Z5 ZZ+#2&-"1Z 0 3 ,2'2*#/*2 7 #*#!2'4#8-,(, *71'1 3 129." 2#/&3 7 / / #1.-,1#4' /8,'2' * *' 0 2'-, 8,2#0, * 2 ," 0"1 008-, #1.-,1#-,!9,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T8 24#6 ,#2"0 0 .. 42 0 T8 2-2'$*3-0- #,8#,#00 .. 42 0 T8 2&*-0- #,8#,#2"0 0 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T(!#27*#,#00.. 4 T0-.7*#,#I0-. ,#0 0.. 4 T'!&*-0-"'$*3-0-+#2& ,#00.. 4 T&*-0-+#2& ,# 0 0.. 4 T'!&*-0-2#20 $*3-0-#2& ,# 0 0 .. 4 T1',7*&*-0'"#0 0 .. 4 T-2A32 "'#,#00.. 4 TA0-+-+#2& ,#00.. 4 T$2&7*#,#-6'"#0+0.. 4 T&*-0-#2& ,#00 .. 4 T0'!&*-0-$*3-0-+#2& ,#0 0 .. 4 T(!0-*#',0 0 .. 4 T-2'!&*-0-#2&#,#00 .. 4 T0'!&*-0-20'$*3-0-#2& ,#0 0.. 4 T 0 -,'13*$'"#0 0 .. 4 T(!#2-,'20'*#00.. 4 T#2&7*#,#&*-0'"#0 0.. 4 T(!07*-,'20'*#0 0 .. 4 T20 ,12-2'!&*-0-#2&700000.. 4 T#2&7*2#022A327*$2�0 0 .. 4 T-2'!&*-0-#2& ,#00.. 4 T&*-0-.0#,#0 0.. 4 T$2&7*2#022A327*$2�0 0.. 4 T!'12-2'!&*-0-#2&7*#,#0 0.. 4 TA0-+-!&*-0-+#2& ,# 0 0.. 4 T&*-0-$-0+ 0 0.. 4 T--20'!&*-0-#2& ,# 00.. 4 T 0 -,#20 !&*-0'"# 00.. 4 TA#,8#,# 0 0.. 4 T-2'!&*-0-#2& ,# 00.. 4 T2#022(+7*#2&7*$2�0 0.. 4 T0'!&*-0-#2&7*#,#0 0 .. 4 T$2&7*(!07* 2#00.. 4 T-2'!&*-0-.0-. ,#0 0.. 4 T#2&7*#2& !07* 2#0 0.. 4 TA0-+-"'!&*-0-+#2& ,#0 0.. 4 T!'12-2'!&*-0-.0-.#,#00.. 4 T#2&7*81- 327*.#2-,#0 0.. 4 T-*3#,#0 0 .. 4 T,2*!2 ,#0 0.. 4 T20 ,12-2'!&*-0-.0-.#,#0 0.. 4 T--20'!&*-0-#2& ,#00.. 4 T#20 !&*-0-#2&7*#,#00.. 4 T' 0-+-!&*-0-+#2& ,#0 0.. 4 T-2' 0-+-#2& ,#0 0 .. 4

0!#"B3, / / %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance Scan 3425 (13.923 min): W20EM004.D\data.ms (-3410) (- 29.0 $2&7*#,#-6'"# -,!#,/0.. 4+ /0+', ! , #$ 50 #*2 002 0 +', 3 %'*#/! $ 0 (!// 7 /.+ 0 m/z--> 10 20 30 40 50 60 70 80 90 100 %28-,/ #1./ Abundance Scan 3412 (13.868 min): W20ER002.D\data.ms 8-, 2'-3-5#09..#0 29.0 0 00 000 5 50 95.9 Abundance 15.0 13.868 3000 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Abundance Scan 3412 (13.868 min): W20ER002.D\data.ms (-3388) 2000(- 29.0

3 50 95.9 1000

15.0

0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Time--> 13.80 13.90

Abundance Scan 3585 (14.454 min): W20EM004.D\data.ms (-3561) (- 64.0 &*-0-#2& ,# -,!#,/0 .. 4 /0+', ! , #$ 50 #*2 002 0 +', 3 %'*#/! $ 0 (!// 7 /.+ 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 %28-,/ #1./ Abundance Scan 3575 (14.426 min): W20ER002.D\data.ms 8-, 2'-3-5#09..#0 64.0 000

5 50 Abundance 14.426 6000 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Abundance Scan 3575 (14.426 min): W20ER002.D\data.ms (-3539) (- 4000 64.0

3 50 2000

0 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Time--> 14.30 14.40 14.50

! $ 0 0!#"B3, / / %# 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! $ Z 2 %'*#/! $ 0 )!/+,/ 7 /.+ +.#0 2-0// +.*#/0 $ 204/ '1!/252 )4 6' */ +.*#3*2'.*'#0/ 3 ,2'+#/ 7 // 3 ,2#2&-"//Z 1153,2#0Z8 ZZ+#2&-"1Z 0 3 ,2'2*#/+2 7 #*#!2'4#:-,), *71'1 4 12;." 2#/&3 7 / / #1.-,1#4' /:,'2' * *' 0 2'-, :,2#0, * 2 ," 0"1 00:-, #1.-,1#-,!;,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T: 25#6 ,#2"00 .. 42 0 T: 2-2'$*3-0- #,8#,#00 .. 4 0 T: 2&*-0- #,8#,#2"0 0 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T)!#27*#,# 0 @00 T0-.7*#,#I0-. ,#0 0 .. 4 T'!&*-0-"'$*3-0-+#2& ,# 0 @00 T&*-0-+#2& ,# 0 @00 T'!&*-0-2#20 $*3-0-#2& ,# 0 @00 T6',7*&*-0'"# 0 @00 T-2032 "'#,# 0 @00 T00-+-+#2& ,# 0 @00 T$2&7*#,#-6'"# 0 @00 T&*-0-#2& ,# 0 @00 T0'!&*-0-$*3-0-+#2& ,# 0 @00 T)!0-*#',0 0 .. 4 T-2'!&*-0-#2&#,# 0 @00 T0'!&*-0-20'$*3-0-#2& ,#0 0 .. 4 T 0 -,'13*$'"#0 0 .. 4 T)!#2-,'20'*# 0 @00 T#2&7*#,#&*-0'"# 0 @00 T)!07*-,'20'*# 0 @00 T20 ,12-2'!&*-0-#2&7000 0 @00 T#2&7*2#0220327*$2� 0 @00 T-2'!&*-0-#2& ,# 0 @00 T&*-0-.0#,# 0 @00 T$2&7*2#0220327*$2� 0 @00 T!'12-2'!&*-0-#2&7*#,# 0 @00 T00-+-!&*-0-+#2& ,# 0 @00 T&*-0-$-0+ 0 @00 T--20'!&*-0-#2& ,# 0 @00 T 0 -,#20 !&*-0'"# 0 @00 T0#,8#,# 0 0 .. 4 T-2'!&*-0-#2& ,# 0 @00 T2#022)+7*#2&7*$2� 0 @00 T0'!&*-0-#2&7*#,#0 0 .. 4 T$2&7*)!07* 2# 0 @00 T-2'!&*-0-.0-. ,# 0 @00 T#2&7*#2& !07* 2#0 0 .. 4 T00-+-"'!&*-0-+#2& ,# 0 @00 T!'12-2'!&*-0-.0-.#,# 0 @00 T#2&7*:1- 327*/#2-,#0 0 .. 4 T-*3#,#0 0 .. 4 T,2+!2 ,#0 0 .. 4 T20 ,12-2'!&*-0-.0-.#,# 0 @00 T--20'!&*-0-#2& ,# 0 @00 T#20 !&*-0-#2&7*#,# 0 @00 T' 0-+-!&*-0-+#2& ,# 0 @00 T-2' 0-+-#2& ,# 0 @00

0!#")3%/ / %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance TIC: W20ER004.D\data.ms 1000 $2&7*#,#-6'"# -,!#,/@00 $6.#!2#" /0+', 800 4 %'*#/! $ 0 600 )!// 7 /.+

400 %2:-,/ '%$6. 2'- 200 0 0 0 Time--> 13.00 13.50 14.00 14.50 Abundance Ion 29.00 (28.70 to 29.70): W20ER004.D\data.ms Ion 15.00 (14.70 to 15.70): W20ER004.D\data.ms 800 Ion 14.00 (13.70 to 14.70): W20ER004.D\data.ms

600

400

200

0 Time--> 13.00 13.50 14.00 14.50

Abundance TIC: W20ER004.D\data.ms 1000 &*-0-#2& ,# -,!#,/@00 $6.#!2#" /0+', 800 4 %'*#/! $ 0 600 )!// 7 /.+

400 %2:-,/ '%$6. 2'- 200 0 0 Time--> 13.50 14.00 14.50 15.00 Abundance Ion 64.00 (63.70 to 64.70): W20ER004.D\data.ms Ion 65.95 (65.65 to 66.65): W20ER004.D\data.ms

0 Time--> 13.50 14.00 14.50 15.00

! $ 0 0!#")3%/ / %# CONFIDENTIAL Analysis for ethylene oxide only 4 *3 2# -,2',3',% *' 0 2'-,#.-02 CONFIDENTIAL Analysis for ethylene oxide only 2 2&/ /Z%!+1ZZ" 2 ZZ "Z 2 #'*#/ " 0 &!/(,/ 7 /.+ (.#0 2-0/+ +.*#/ 2 - '1!/ &/-' */ +.*#3*2'.*'#0/ 03 ,21'+#/ 7/ / 03 ,2#2&-"//Z 1133,2#0Z4 ZZ+#2&-"1Z 0 03 ,21'2*#/1(2 7#*#!2'4#5-,&, *71'1 0/ 12"." 2#/1&3 7 // #1.-,1#4' /5,'2' * *' 0 2'-, ',0#/ 0 ',0#*0&0# / Q 60010#4 0 +', 60##4/ Q 60#*0&0# / Q -+.-3,"&4%# #Q#4&0# Q#4S+',T 2222222222222222222222222222222222222222222222222222222222222222222222222 5523#6 ,#2"0 0 0 0 1&!#27*#,# 0 00 0 10-.7*#,#I0-. ,# 0 02 0 0 1'!&*-0-"'$*3-0-+#2& ,#0 00 0 1 &*-0-+#2& ,# 0 0 0 0 1'!&*-0-2#20 $*3-0-#2& ,#002 0 0 1-',7* &*-0'"# 0 00 0 1-2?32 "'#,# 0 00 0 1?0-+-+#2& ,# 0 0 0 0 12&7*#,#-6'"# 0 020 0 1 &*-0-#2& ,# 0 02 0 0 110'!&*-0-$*3-0-+#2& ,#0 00 0 1&!0-*#', 0 00 0 1-2'!&*-0-#2&#,# 0 020 0 110'!&*-0-20'$*3-0-#2& ,# 0 00 0 1 0 -,'13*$'"#000 0 1&!#2-,'20'*# 0 00 0 1#2&7*#,# &*-0'"# 0 0 0 0 1&!07*-,'20'*# 0 0 0 0 120 ,12-2'!&*-0-#2&7*#,# 0 00 0 1#2&7*2#022?327*2�0 00 0 1-2'!&*-0-#2& ,# 0 00 0 1 &*-0-.0#,# 0 00 0 12&7*2#022?327*2�000 0 1!'12-2'!&*-0-#2&7*#,# 0 00 0 1?0-+-!&*-0-+#2& ,# 0 0 0 0 1 &*-0-$-0+00 0 0 1--210'!&*-0-#2& ,#0 0 0 0 1 0 -,1#20 !&*-0'"# 00 20 0 1?#,8#,#0020 0 1-2'!&*-0-#2& ,# 0 00 0 12#022&+7*#2&7*2�000 0 552-2'$*3-0- #,8#,#0 0 0 0 110'!&*-0-#2&7*#,# 0 00 0 12&7*&!07* 2# 0 00 0 1-2'!&*-0-.0-. ,# 0 00 0 1#2&7*#2& !07* 2# 0 0 0 0 1?0-+-"'!&*-0-+#2& ,# 0 0 0 0 1!'12-2'!&*-0-.0-.#,# 0 00 0 1#2&7*51- 327*+#2-,# 0 00 0 11-*3#,# 0 020 0 1,2(!2 ,# 0 02 0 0 120 ,12-2'!&*-0-.0-.#,# 0 0 0 0 1--210'!&*-0-#2& ,# 0 00 0 11#20 !&*-0-#2&7*#,# 0 00 0 1' 0-+-!&*-0-+#2& ,# 0 00 0 1-2' 0-+-#2& ,# 0 0 0 0

[5 -01&3B3, // %#/ CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0E20017

Description: 2.50 ppbv ICV Expires: 06/19/20 Standard Type: Calibration Standard Prepared: 05/20/20 Solvent: Scientific Air Prepared By: Kameron Singer Final Volume (mls): 6000 Department: Air Toxics Vials: 1 Last Edit: 05/20/20 14:08 by KSS canister# 3234

Analyte CAS Number Concentration Units

Reviewed By Date

Page 1 of 2 CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0E20017

Parent Standards used in this standard:

Reviewed By Date

Page 2 of 2 3 ,2'2 2'-, #.-02S #4'#5#"T CONFIDENTIAL Analysis for ethylene oxide only 2 2&//Z%!+1ZZ" 2 Z Z! $%Z 2 &'*#/! $% 0 *!/,,/ 7 /.+ ,.#0 2-0// +.*#/ 21 '1!/ $ *3 1' */ +.*#3*2'.*'#0/ 3 ,2'+#/ 7/ / 3 ,2#2&-"//Z 1153,2#0Z6 ZZ+#2&-"1Z 0 3 ,2'2*#/,2 7 #*#!2'4#8-,*, *71'1 3 12%." 2#/&3 7 // #1.-,1#4' /8,'2' * *' 0 2'-, 8,2#0, * 2 ," 0"1 008-, #1.-,1#-,!%,'21#4S',T 22222222222222222222222222222222222222222222222222222222222222222222222222 T8 25#6 ,#2"00 .. 4 0 T8 2-2'$*3-0- #,8#,#00 .. 4 0 T8 2&*-0- #,8#,#2"00 .. 4 0 712#+-,'2-0',%-+.-3,"1 0%#2-+.-3,"14 *3# T*!#27*#,#0 0.. 4 T0-.7*#,#I0-. ,#00.. 4 T'!&*-0-"'$*3-0-+#2& ,#00.. 4 T&*-0-+#2& ,# 0 0.. 4 T'!&*-0-2#20 $*3-0-#2& ,# 0 0 .. 4 T1',7*&*-0'"#0 0.. 4 T-2@32 "'#,#00.. 4 T@0-+-+#2& ,#0 0.. 4 T$2&7*#,#-6'"#0+0.. 4 T&*-0-#2& ,#0 0 .. 4 T0'!&*-0-$*3-0-+#2& ,#0 0.. 4 T*!0-*#',0 0 .. 4 T-2'!&*-0-#2&#,#0 0.. 4 T0'!&*-0-20'$*3-0-#2& ,#0 0.. 4 T 0 -,'13*$'"#00.. 4 T*!#2-,'20'*#0 0.. 4 T#2&7*#,#&*-0'"#00.. 4 T*!07*-,'20'*#0 0 .. 4 T20 ,12-2'!&*-0-#2&700000 .. 4 T#2&7*2#022@327*$2�00.. 4 T-2'!&*-0-#2& ,#0 0 .. 4 T&*-0-.0#,#00.. 4 T$2&7*2#022@327*$2�00 .. 4 T!'12-2'!&*-0-#2&7*#,#00.. 4 T@0-+-!&*-0-+#2& ,# 0 0.. 4 T&*-0-$-0+ 00.. 4 T--20'!&*-0-#2& ,# 0 0 .. 4 T 0 -,#20 !&*-0'"# 0 0.. 4 T@#,8#,# 00.. 4 T-2'!&*-0-#2& ,# 0 0.. 4 T2#022*+7*#2&7*$2�0 0.. 4 T0'!&*-0-#2&7*#,#0 0.. 4 T$2&7**!07* 2#0 0.. 4 T-2'!&*-0-.0-. ,#0 0.. 4 T#2&7*#2& !07* 2#0 0.. 4 T@0-+-"'!&*-0-+#2& ,#0 0 .. 4 T!'12-2'!&*-0-.0-.#,#00.. 4 T#2&7*81- 327*/#2-,#0 0.. 4 T-*3#,#00.. 4 T,2,!2 ,#00 .. 4 T20 ,12-2'!&*-0-.0-.#,#0 0.. 4 T--20'!&*-0-#2& ,#0 0.. 4 T#20 !&*-0-#2&7*#,#0 0.. 4 T' 0-+-!&*-0-+#2& ,#00 .. 4 T-2' 0-+-#2& ,#0 0.. 4

0&3A3, // %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance Scan 3420 (13.904 min): W20ET004.D\data.ms (-3404) (- 29.0 $2&7*#,#-6'"# -,!#,/0.. 4+ /0+', ! , #$ 50 #*2 002 0 +', 3 &'*#/! $% 0 *!// 7 /.+ 14.0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 %28-,/ #1./ Abundance Scan 3408 (13.856 min): W20EU003.D\data.ms 8-, 2'-3-5#0%..#0 29.0 000 000 95.9 5 50 Abundance 15.0 13.856 3000 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Abundance Scan 3408 (13.856 min): W20EU003.D\data.ms (-3382) (- 29.0 2000

3 95.9 50 1000

15.0

0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Time--> 13.80 14.00

Abundance Scan 3578 (14.436 min): W20ET004.D\data.ms (-3554) (- 64.0 &*-0-#2& ,# -,!#,/0.. 4 /0+', ! , #$ 50 #*2 002 0 +', 3 &'*#/! $% 0 *!// 7 /.+ 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 %28-,/ #1./ Abundance Scan 3571 (14.418 min): W20EU003.D\data.ms 8-, 2'-3-5#0%..#0 64.0 000

5 50 Abundance 14.418 6000 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Abundance Scan 3571 (14.418 min): W20EU003.D\data.ms (-3531) (- 64.0 4000

3 50 2000

0 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Time--> 14.30 14.40 14.50

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0!#"*3%/ / %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance TIC: W20EU005.D\data.ms $2&7*#,#-6'"# 400 -,!#,/@00 $6.#!2#" /0+',

300 3 &'*#/! $% 0 *!// 7 / .+ 200 %29-,/ '%$6. 2'- 100 0 0 0 Time--> 13.00 13.50 14.00 14.50 Abundance Ion 29.00 (28.70 to 29.70): W20EU005.D\data.ms Ion 15.00 (14.70 to 15.70): W20EU005.D\data.ms 150 Ion 14.00 (13.70 to 14.70): W20EU005.D\data.ms

100

0 Time--> 13.00 13.50 14.00 14.50

Abundance TIC: W20EU005.D\data.ms &*-0-#2& ,# 400 -,!#,/@00 $6.#!2#" /0+',

300 3 &'*#/! $% 0 *!// 7 / .+ 200 %29-,/ '%$6. 2'- 100 0 0 Time--> 13.50 14.00 14.50 15.00 Abundance Ion 64.00 (63.70 to 64.70): W20EU005.D\data.ms Ion 65.95 (65.65 to 66.65): W20EU005.D\data.ms

0 Time--> 13.50 14.00 14.50 15.00

! $% 0 0!#"*3%/ / %# 4 *3 2# -,2',3',% *' 0 2'-,#.-02 CONFIDENTIAL Analysis for ethylene oxide only 2 2&/ /Z%!+1ZZ" 2 ZZ "Z 2 #'*#/ " 0 &!/(,/ 7 /.+ (.#0 2-0/+ +.*#/ 2 " '1!/ &- &-"' */ +.*#3*2'.*'#0/ 03 ,21'+#/ 7 // 03 ,2#2&-"//Z 1123,2#0Z3 ZZ+#2&-"1Z 0 03 ,21'2*#/1(2 7#*#!2'4#5-,&, *71'1 0- 126." 2#/1&3 7 // #1.-,1#4' /5,'2' * *' 0 2'-, ',0#/ 0 ',0#*0&0# / Q 60010#4 0 +', 60##4/ Q 60#*0&0# / Q -+.-3,"&4%# #Q#4&0# Q#4S+',T 2222222222222222222222222222222222222222222222222222222222222222222222222 5522#6 ,#2"0 0 0 0 1&!#27*#,# 0 00 0 10-.7*#,#I0-. ,# 0 00 0 1'!&*-0-"'$*3-0-+#2& ,#0 00 0 1 &*-0-+#2& ,# 0 00 0 1'!&*-0-2#20 $*3-0-#2& ,#000 0 1"',7* &*-0'"# 0 00 0 1-2?32 "'#,# 0 00 0 1?0-+-+#2& ,# 0 0 0 0 12&7*#,#-6'"# 0 02 0 0 1 &*-0-#2& ,# 0 020 0 110'!&*-0-$*3-0-+#2& ,#0 0 0 0 1&!0-*#', 0 0 0 0 1-2'!&*-0-#2&#,# 0 0 0 0 110'!&*-0-20'$*3-0-#2& ,# 0 00 0 1 0 -,'13*$'"#000 0 1&!#2-,'20'*# 0 02 0 0 1#2&7*#,# &*-0'"# 0 0 0 0 1&!07*-,'20'*# 0 0 20 0 120 ,12-2'!&*-0-#2&7*#,# 0 0 20 0 1#2&7*2#022?327*2�0 020 0 1-2'!&*-0-#2& ,# 0 0 0 0 1 &*-0-.0#,# 0 00 0 12&7*2#022?327*2�0020 0 1!'12-2'!&*-0-#2&7*#,# 0 02 0 0 1?0-+-!&*-0-+#2& ,# 0 0 0 0 1 &*-0-$-0+00 0 0 1--210'!&*-0-#2& ,#0 0 0 0 1 0 -,1#20 !&*-0'"# 0 00 0 1?#,8#,#00 0 0 1-2'!&*-0-#2& ,# 0 020 0 12#022&+7*#2&7*2�00 0 0 552-2'$*3-0- #,8#,#0 0 0 0 110'!&*-0-#2&7*#,# 0 020 0 12&7*&!07* 2# 0 0 0 0 1-2'!&*-0-.0-. ,# 0 020 0 1#2&7*#2& !07* 2# 0 02 0 0 1?0-+-"'!&*-0-+#2& ,# 0 0 0 0 1!'12-2'!&*-0-.0-.#,# 0 0 0 0 1#2&7*51- 327*+#2-,# 0 0 0 0 11-*3#,# 0 0 20 0 1,2(!2 ,# 0 020 0 120 ,12-2'!&*-0-.0-.#,# 0 00 0 1--210'!&*-0-#2& ,# 0 020 0 11#20 !&*-0-#2&7*#,# 0 00 0 1' 0-+-!&*-0-+#2& ,# 0 02 0 0 1-2' 0-+-#2& ,# 0 0 0 0

[ "01&3C3, / / %#/ CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0E19009

Description: 2.50 ppbv ICal Expires: 06/18/20 Standard Type: Calibration Standard Prepared: 05/19/20 Solvent: Scientific Air Prepared By: Kelly Barnes Final Volume (mls): 6000 Department: Air Toxics Vials: 1 Last Edit: 05/19/20 13:07 by KEB canister# 3222

Analyte CAS Number Concentration Units

Acetylene 74-86-2 0.0023 ppmv Chloroprene 126-99-8 0.002625 ppmv Chloromethane 74-87-3 0.00255 ppmv Chloroform 67-66-3 0.002575 ppmv Chloroethane 75-00-3 0.00254 ppmv Chlorobenzene 108-90-7 0.002575 ppmv Carbon Tetrachloride 56-23-5 0.002955 ppmv Carbon Disulfide 75-15-0 0.002525 ppmv Bromomethane 74-83-9 0.00253 ppmv Bromoform 75-25-2 0.00244 ppmv Bromodichloromethane 75-27-4 0.00241 ppmv Bromochloromethane 74-97-5 0.002585 ppmv Benzene 71-43-2 0.00273 ppmv 1,1,1-Trichloroethane 71-55-6 0.00255 ppmv Acrolein 107-02-8 0.001915 ppmv Dibromochloromethane 124-48-1 0.002445 ppmv Acetonitrile 75-05-8 0.002135 ppmv 1,3-Butadiene 106-99-0 0.00233 ppmv 1,3,5-Trimethylbenzene 108-67-8 0.002455 ppmv 1,2-Dichloropropane 78-87-5 0.002485 ppmv 1,2-Dichloroethane 107-06-2 0.002625 ppmv 1,2-Dibromoethane 106-93-4 0.002595 ppmv 1,2,4-Trimethylbenzene 95-63-6 0.00241 ppmv 1,2,4-Trichlorobenzene 120-82-1 0.001955 ppmv 1,1-Dichloroethene 75-35-4 0.00269 ppmv 1,1-Dichloroethane 75-34-3 0.002615 ppmv 1,1,2-Trichloroethane 79-00-5 0.00256 ppmv 1,1,2,2-Tetrachloroethane 79-34-5 0.00253 ppmv Acrylonitrile 107-13-1 0.002225 ppmv Methyl tert-Butyl Ether 1634-04-4 0.0024 ppmv

Reviewed By Date

Page 1 of 2 CONFIDENTIAL Analysis for ethylene oxide only

Analytical Standard Record Eastern Research Group 0E19009

Trichlorotrifluoroethane 76-13-1 0.002615 ppmv Trichlorofluoromethane 75-69-4 0.002325 ppmv Trichloroethylene 79-01-6 0.00241 ppmv trans-1,3-Dichloropropene 10061-02-6 0.00254 ppmv trans-1,2-Dichloroethylene 156-60-5 0.002545 ppmv Toluene 108-88-3 0.002645 ppmv Tetrachloroethylene 127-18-4 0.00255 ppmv tert-Amyl Methyl Ether 994-05-8 0.00244 ppmv Styrene 100-42-5 0.00246 ppmv Propylene 115-07-1 0.002415 ppmv p-Dichlorobenzene 106-46-7 0.002435 ppmv o-Xylene 95-47-6 0.00253 ppmv cis-1,2-Dichloroethylene 156-59-2 0.002605 ppmv n-Octane 111-65-9 0.002615 ppmv cis-1,3-Dichloropropene 10061-01-5 0.002535 ppmv Methyl Methacrylate 80-62-6 0.002405 ppmv Methyl Isobutyl Ketone 108-10-1 0.002335 ppmv m-Dichlorobenzene 541-73-1 0.002275 ppmv m,p-Xylene 108-38-3, 106-42-3 0.00488 ppmv Hexachloro-1,3-butadiene 87-68-3 0.001945 ppmv Ethylene oxide 75-21-8 0.0024725 ppmv Ethylbenzene 100-41-4 0.00255 ppmv Ethyl tert-Butyl Ether 637-92-3 0.002425 ppmv Ethyl Acrylate 140-88-5 0.00246 ppmv Dichlorotetrafluoroethane 76-14-2 0.002735 ppmv Dichloromethane 75-09-2 0.0027 ppmv Dichlorodifluoromethane 75-71-8 0.0024 ppmv Vinyl chloride 75-01-4 0.00256 ppmv o-Dichlorobenzene 95-50-1 0.002315 ppmv

Parent Standards used in this standard:

Standard Description Prepared Prepared By Expires Last Edit (mls) 9K13003 TO-15 Primary Primary Stock Standard11/13/19 ** Vendor ** 11/05/20 11/13/19 13:45 by RMB 30 9L18017 Ethylene Oxide primary Stock Standard12/10/19 Mitch Howell 12/10/20 01/06/20 14:06 by MH 15

Reviewed By Date

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0&3A3, // %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance Scan 3420 (13.904 min): W20ET004.D\data.ms (-3404) (- 29.0 $2&7*#,#-6'"# -,!#,/0.. 4+ /0+', ! , #$ 50 #*2 00 0 +', 1 &'*#/! $% 0 *!// 7 /.+ 14.0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 %28-,/ #1./ Abundance Scan 3413 (13.875 min): W20EV005.D\data.ms 8-, 2'-1-5#09..#0 29.0 0 00 000 5 50 95.9 Abundance 15.0 13.875 3000 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Abundance Scan 3413 (13.875 min): W20EV005.D\data.ms (-3382) (- 29.0 2000

3 50 1000 95.9 15.0

0 0 m/z--> 10 20 30 40 50 60 70 80 90 100 Time--> 13.80 14.00

Abundance Scan 3578 (14.436 min): W20ET004.D\data.ms (-3554) (- 64.0 &*-0-#2& ,# -,!#,/0.. 4 /0 +', ! , #$ 50 #*2 002 0 +', 1 &'*#/! $% 0 *!// 7 /.+ 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 %28-,/ #1./ Abundance Scan 3576 (14.430 min): W20EV005.D\data.ms 8-, 2'-1-5#09..#0 64.0 000

5 50 Abundance 14.430 6000 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Abundance Scan 3576 (14.430 min): W20EV005.D\data.ms (-3531) (- 64.0 4000

3 50 2000

0 0 m/z--> 54 56 58 60 62 64 66 68 70 72 74 Time--> 14.40

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0!#")3%/ / %#/ CONFIDENTIAL Analysis for ethylene oxide only Abundance TIC: W20EV006.D\data.ms $2&7*#,#-6'"# -,!#,/@00 400 $6.#!2#" /0+',

300 2 &'*#/! $% 0 )!// 7 /.+ 200 %29-,/ '%$6. 2'- 100 0 0 0 Time--> 13.00 13.50 14.00 14.50 Abundance Ion 29.00 (28.70 to 29.70): W20EV006.D\data.ms Ion 15.00 (14.70 to 15.70): W20EV006.D\data.ms 150 Ion 14.00 (13.70 to 14.70): W20EV006.D\data.ms

100

0 Time--> 13.00 13.50 14.00 14.50

Abundance TIC: W20EV006.D\data.ms &*-0-#2& ,# -,!#,/@00 400 $6.#!2#" /0+',

300 2 &'*#/! $% 0 )!// 7 /.+ 200 %29-,/ '%$6. 2'- 100 0 0 Time--> 13.50 14.00 14.50 15.00 Abundance Ion 64.00 (63.70 to 64.70): W20EV006.D\data.ms Ion 65.95 (65.65 to 66.65): W20EV006.D\data.ms

0 Time--> 13.50 14.00 14.50 15.00

! $% 0 0!#")3%/ / %#