Coast Guard, DHS Pt. 150, App. I

APPENDIX I TO PART 150—EXCEPTIONS Member of reactive group Compatible with TO THE CHART Propylene glycol (20) (a) The binary combinations listed below Oleum (0) ...... Hexane (31) have been tested as prescribed in Appendix Dichloromethane (36) III and found not to be dangerously reactive. Perchloroethylene (36) These combinations are exceptions to the 1,2-Propylene glycol (20) ...... Diethylenetriamine (7) Compatibility Chart (Figure 1) and may be Polyethylene polyamines (7) Triethylenetetramine (7) stowed in adjacent tanks. Sodium dichromate, 70% (0) Methyl alcohol (20) Member of reactive group Compatible with Sodium hydrosulfide solution Methyl alcohol (20) (5). Acetone (18) ...... Diethylenetriamine (7) Iso-Propyl alcohol (20) Acetone cyanohydrin (0) ...... Acetic acid (4) Sulfuric acid (2) ...... Coconut oil (34) Acrylonitrile (15) ...... Triethanolamine (8) Coconut oil acid (34) Palm oil (34) 1,3-Butylene glycol (20) ...... Morpholine (7) Tallow (34) 1,4-Butylene glycol (20) ...... Ethylamine (7) Sulfuric acid, 98% or less (2) Choice white grease tallow Triethanolamine (8) (34) gamma-Butyrolactone (0) ...... N-Methyl-2-pyrrolidone (9) Caustic potash, 50% or less Isobutyl alcohol (20) (b) The binary combinations listed below (5). Ethyl alcohol (20) have been determined to be dangerously re- Ethylene glycol (20) active, based on either data obtained in the Isopropyl alcohol (20) Methyl alcohol (20) literature or on laboratory testing which has iso-Octyl alcohol (20) been carried out in accordance with proce- Caustic soda, 50% or less (5) Butyl alcohol (20) dures prescribed in Appendix III. These com- tert-Butyl alcohol, Methanol binations are exceptions to the Compat- mixtures ibility Chart (Figure 1) and may not be Decyl alcohol (20) stowed in adjacent tanks. iso-Decyl alcohol (20) Diacetone alcohol (20) Acetone cyanohydrin (0) is not compatible Diethylene glycol (40) with Groups 1-12, 16, 17 and 22. Dodecyl alcohol (20) Acrolein (19) is not compatible with Group 1, Ethyl alcohol (20) Non-Oxidizing Mineral Acids. Ethyl alcohol (40%, whiskey) (20) Acrylic acid (4) is not compatible with Group Ethylene glycol (20) 9, Aromatic Amines. Ethylene glycol, Diethylene Acrylonitrile (15) is not compatible with glycol mixture (20) Group 5 (Caustics). Ethyl hexanol (Octyl alcohol) (20) Alkylbenzenesulfonic acid (0) is not compat- Methyl alcohol (20) ible with Groups 1-3, 5-9, 15, 16, 18, 19, 30, 34, Nonyl alcohol (20) 37, and strong oxidizers. iso-Nonyl alcohol (20) Allyl alcohol (15) is not compatible with Propyl alcohol (20) iso-Propyl alcohol (20) Group 12, Isocyanates. Propylene glycol (20) Alkyl(C7–C9) nitrates (34) is not compatible Sodium chlorate solution (0) with Group 1, Non-oxidizing Mineral Acids. iso-Tridecanol (20) Aluminum sulfate solution (43) is not com- tert-Dodecanethiol (0) ...... Acrylonitrile (15) patible with Groups 5-11. Diisodecyl phthalate (34) Methyl ethyl ketone (18) Ammonium bisulfite solution (43) is not iso-Nonyl alcohol (20) compatible with Groups 1, 3, 4, and 5. Perchloroethylene (36) Benzenesulfonyl chloride (0) is not compat- iso-Propyl alcohol (20) Tall oil, crude ible with Groups 5-7, and 43. Dodecyl and Tetradecylamine Tall oil, fatty acid (34) 1,4-Butylene glycol (20) is not compatible mixture (7). with Caustic soda solution, 50% or less (5). Ethylenediamine (7) ...... Butyl alcohol (20) gamma-Butyrolactone (0) is not compatible tert-Butyl alcohol (20) with Groups 1-9. Butylene glycol (20) Creosote (21) C9 Resinfeed (DSM) (32) is not compatible Diethylene glycol (40) with Group 2, Sulfuric acid. Ethyl alcohol (20) Carbon tetrachloride (36) is not compatible Ethylene glycol (20) with Tetraethylenepentamine or Ethyl hexanol (20) Glycerine (20) Triethylenetetramine, both Group 7, Ali- Isononyl alcohol (20) phatic amines. Isophorone (18) Catoxid feedstock (36) is not compatible with Methyl butyl ketone (18) Group 1, 2, 3, 4, 5, or 12. Methyl iso-butyl ketone (18) Methyl ethyl ketone (18) Caustic soda solution, 50% or less (5) is not Propyl alcohol (20) compatible with 1,4-Butylene glycol (20).

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1-(4-Chlorophenyl)-4,4-dimethyl pentan-3-one Methyl tert-butyl ether (41) is not compat- (18) is not compatible with Group 5 ible with Group 1, Non-oxidizing Mineral (Caustics) or 10 (Amides). Acids. Crotonaldehyde (19) is not compatible with NIAX POLYOL APP 240C (0) is not compat- Group 1, Non-Oxidizing Mineral Acids. ible with Group 2, 3, 5, 7, or 12. Cyclohexanone, Cyclohexanol mixture (18) is o-Nitrophenol (0) is not compatible with not compatible with Group 12, Isocyanates. Groups 2, 3, and 5-10. 2,4-Dichlorophenoxyacetic acid, Octyl nitrates (all isomers), see Alkyl(C7–C9) Triisopropanolamine salt solution (43) is nitrates. not compatible with Group 3, Nitric Acid. Oleum (0) is not compatible with Sulfuric 2,4-Dichlorophenoxyacetic acid, Dimethyl- acid (2) and 1,1,1-Trichloroethane (36). amine salt solution (0) is not compatible Phthalate based polyester polyol (0) is not with Groups 1-5, 11, 12, and 16. compatible with group 2, 3, 5, 7 and 12. Diethylenetriamine (7) is not compatible Polyglycerine, Sodium salts solution (20) is with 1,2,3-Trichloropropane, Group 36, Hal- not compatible with Groups 1, 4, 11, 16, 17, ogenated hydrocarbons. 19, 21 and 22. Dimethyl hydrogen phosphite (34) is not Propylene, Propane, MAPP gas mixture compatible with Groups 1 and 4. (containing 12% or less MAPP gas) (30) is Dimethyl naphthalene sulfonic acid, sodium not compatible with Group 1 (Non-oxi- salt solution (34) is not compatible with dizing mineral acids), Group 36 (Halo- Group 12, Formaldehyde, and strong oxi- genated hydrocarbons), nitrogen dioxide, dizing agents. oxidizing materials, or molten sulfur. Dodecylbenzenesulfonic acid (0) is not com- Sodium acetate, Glycol, Water mixture (1% patible with oxidizing agents and Groups 1, or less Sodium hydroxide) (34) is not com- 2, 3, 5, 6, 7, 8, 9, 15, 16, 18, 19, 30, 34, and 37. patible with Group 12 (Isocyanates). Ethylenediamine (7) and Ethyleneamine EA 1302 (7) are not compatible with either Sodium chlorate solution (50% or less) (0) is Ethylene dichloride (36) or 1,2,3- not compatible with Groups 1-3, 5, 7, 8, 10, Trichloropropane (36). 12, 13, 17 and 20. Ethylene dichloride (36) is not compatible Sodium dichromate solution (70% or less) (0) with Ethylenediamine (7) or is not compatible with Groups 1-3, 5, 7, 8, Ethyleneamine EA 1302 (7). 10, 12, 13, 17 and 20. Ethylidene norbornene (30) is not compatible Sodium dimethyl naphthalene sulfonate so- with Groups 1-3 and 5-8. lution (34) is not compatible with Group 12, Formaldehyde and strong oxidizing agents. 2-Ethyl-3-propylacrolein (19) is not compat- ible with Group 1, Non-Oxidizing Mineral Sodium hydrogen sulfide, Sodium carbonate Acids. solution (0) is not compatible with Groups 6 (Ammonia) and 7 (Aliphatic amines). Ethyl tert-butyl ether (41) is not compatible with Group 1, Non-oxidizing mineral acids. Sodium hydrosulfide (5) is not compatible with Groups 6 (Ammonia) and 7 (Aliphatic Ferric hydroxyethylethylenediamine amines). triacetic acid, Sodium salt solution (43) is not compatible with Group 3, Nitric acid. Sodium hydrosulfide, Ammonium sulfide so- Fish oil (34) is not compatible with Sulfuric lution (5) is not compatible with Groups 6 acid (2). (Ammonia) and 7 (Aliphatic amines). Formaldehyde (over 50%) in Methyl alcohol Sodium polyacrylate solution (43) is not (over 30%) (19) is not compatible with compatible with Group 3, Nitric Acid. Group 12, Isocyanates. Sodium silicate solution (43) is not compat- Formic acid (4) is not compatible with Fur- ible with Group 3, Nitric Acid. fural alcohol (20). Sodium sulfide, hydrosulfide solution (0) is Furfuryl alcohol (20) is not compatible with not compatible with Groups 6 (Ammonia) Group 1, Non-Oxidizing Mineral Acids and and 7 (Aliphatic amines). Formic acid (4). Sodium thiocyanate (56% or less) (0) is not 2-Hydroxyethyl acrylate (14) is not compat- compatible with Groups 1-4. ible with Group 5, 6, or 12. Sulfonated polyacrylate solution (43) is not Isophorone (18) is not compatible with Group compatible with Group 5 (Caustics). 8, Alkanolamines. Sulfuric acid (2) is not compatible with Fish Magnesium chloride solution (0) is not com- oil (34), or Oleum (0). patible with Groups 2, 3, 5, 6 and 12. Tall oil fatty acid (Resin acids less than 20%) Mesityl oxide (18) is not compatible with (34) is not compatible with Group 5, Group 8, Alkanolamines. Caustics. Methacrylonitrile (15) is not compatible with Tallow fatty acid (34) is not compatible with Group 5 (Caustics). Group 5, Caustics.

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Tetraethylenepentamine (7) is not compat- 1,3,5-Trioxane (41) is not compatible with ible with Carbon tetrachloride, Group 36, Group 1 (non-oxidizing mineral acids) and Halogenated hydrocarbons. Group 4 (Organic acids). 1,2,3-Trichloropropane (36) is not compatible [CGD 88–100, 54 FR 40012, Sept. 29, 1989, as with Diethylenetriamine, Ethylene- diamine, Ethyleaneamine EA 1302, or amended by CGD 88–100, 55 FR 17277, Apr. 24, Triethylenetetramine, all Group 7, Ali- 1990; CDG 92–100, 59 FR 17026, Apr. 11, 1994; phatic amines. CGD 94–902, 60 FR 34043, June 29, 1995; CGD 95–900, 60 FR 34050, June 29, 1995; USCG–2000– 1,1,1-Trichloroethane (36) is not compatible with Oleum (0). 7079, 65 FR 67182, Nov. 8, 2000] Trichloroethylene (36) is not compatible EFFECTIVE DATE NOTE: By USCG–2013–0423, with Group 5, Caustics. 78 FR 50205, Aug. 16, 2013, appendix I to part Triethylenetetramine (7) is not compatible 150 was revised, effective Sept. 16, 2013. At 78 with Carbon tetrachloride, or 1,2,3- FR 56837, Sept. 16, 2013, the effectiveness was Trichloropropane, both Group 36, Halo- delayed until Jan. 16, 2014. At 79 FR 2106, genated hydrocarbons. Jan. 13, 2014, the effectiveness was delayed Triethyl phosphite (34) is not compatible until Jan. 16, 2015. At 79 FR 68132, Nov. 14, with Groups 1, and 4. 2014, the effectiveness was further delayed Trimethyl phosphite (34) is not compatible until Jan. 16, 2017. For the convenience of the with Groups 1 and 4. user, the revised text is set forth as follows:

APPENDIX I TO PART 150—EXCEPTIONS TO THE CHART (a) The binary combinations listed below have been tested as prescribed in Appendix III to part 150 and found not to be dangerously reactive. These combinations are exceptions to Fig- ure 1 of part 150 (Compatibility Chart) and may be stowed in adjacent tanks.

Member of reactive group Compatible with

Acetone (18) ...... Diethylenetriamine (7). Acetone cyanohydrin (0) ...... Acetic acid (4). Acrylonitrile (15) ...... Triethanolamine (8). n-Butyl alcohol (20) ...... Caustic Potash (50% or less). 1,3-Butylene glycol (20) ...... Morpholine (7). 1,4-Butylene glycol (20) ...... Ethylamine (7). Triethanolamine (8). gamma-Butyrolactone (0) ...... N-Methyl-2-pyrrolidone (9). Caustic potash, 50% or less (5) ...... Isobutyl alcohol (20). Ethyl alcohol (20). n-Butyl alcohol (20). Ethylene glycol (20). Isopropyl alcohol (20). Methyl alcohol (20). iso-Octyl alcohol (20). Propylene glycol (20). Caustic soda, 50% or less (5) ...... Acrylonitrile/Styrene copolymer dispersion in Polyether polyol (20). iso-Butyl alcohol (20). Butyl alcohol (20). tert-Butyl alcohol, Methanol mixtures. Decyl alcohol (20). Cetyl alcohol (20). Alcohol (C12-C16) poly(1-6)ethoxylates) (20). iso-Decyl alcohol (20). Diacetone alcohol (20). Diethylene glycol (40). Dodecyl alcohol (20). Ethyl alcohol (20). Ethyl alcohol (40%, whiskey) (20). Ethylene glycol (20). Ethylene glycol, Diethylene glycol mixture (20). Ethyl hexanol (Octyl alcohol) (20). Methyl alcohol (20). Nonyl alcohol (20). iso-Decyl alcohol (20). iso-Nonyl alcohol (20). Propyl alcohol (20). iso-Propyl alcohol (20). Propylene glycol (20). Sodium chlorate solution (0). iso-Tridecanol (20).

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Member of reactive group Compatible with

1,1-Dichloroethane (36) ...... Dimethyl disulfide (0). Dimethyl disulfide (0) ...... Acetic acid (4). Acetic anhydride (11). Acetone (18). Acrylates (14). Acrylic acid (4). Alcohols, Glycols (20). Aromatic hydrocarbons (32). Benzene (32). Cyclohexanone (18). Diisononyl phthalate (34). Esters (34). Ethyl acetate (34). Ethyl acrylate (14). Ethyl dichloride (36) [1,1-Dichloroethane]. Ethylene cyanohydrin (20). Ethylene glycol ethyl ether acetate (34) [2-Ethoxyethyl acetate]. Formic acid (4). Halogenated hydrocarbons (36). Ketones (18). Mesityl oxide, Methyl ethyl ketone (18). Octene, Olefins (30). Organic acids (4). Organic anhydrides (11). Paraffins (31). Phenol (21). Phenols, Cresols (21). Trichloroethylene (36). Diphenylmethane diisocyanate (12) ...... Perchloroethylene (36). Dichloromethane (36). 2,2-Dimethylpropane-1,3-diol (20). Polypropylene glycol (40). Trichloroethylene (36). tert-Dodecanethiol (0) ...... Acetone (18). Acrylonitrile (15). 2-Butoxyethanol (20). n-Butyl acrylate (14). Caustic soda solution (50%) (5). Chloroform (36). iso-Decyl alcohol (20). Dichloromethane (36). Diglycidyl ether of Bisphenol A (41). Diisodecyl phthalate (34). Diglycidyl ether of Bisphenol A (41). Dichloromethane (36). Diisodecyl phthalate (DIDP) (34). Dipropylene glycol (40). Epichlorohydrin (17). Ethyl acrylate (14). Methanol (20). Methyl ethyl ketone (18). Naphtha, Solvent (33). iso-Nonyl alcohol (20). Perchloroethylene (36). iso-Propyl alcohol (20). iso-Propylamine solution (70%) (7). Propylene glycol methyl ether (40). Propylene glycol methyl ether acetate (34). Tall oil, crude (34). Toluene (32). Toluene diisocyanate (TDI) (12). White mineral oil (Carnation oil) (33). Dodecyl and Tetradecylamine mixture (7) ...... Tall oil, fatty acid (34). Ethylenediamine (7) ...... Butyl alcohol (20). tert-Butyl alcohol (20). Butylene glycol (20). Creosote (21). Diethylene glycol (40). Ethyl alcohol (20). Ethylene glycol (20). Ethyl hexanol (20). Fatty alcohols (C12-C14). Glycerine (20). Isononyl alcohol (20).

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Member of reactive group Compatible with

Isophorone (18). Methyl butyl ketone (18). Methyl iso-butyl ketone (18). Methyl ethyl ketone (18). Propyl alcohol (20). Propylene glycol (20). Lactic acid (0) ...... Acetic acid (4). Benzene (32). Ethanol (20). Polypropylene glycol (40). Vinyl acetate (13). Oleum (0) ...... Hexane (31). Dichloromethane (36). Perchloroethylene (36). 1,2-Propylene glycol (20) ...... Diethylenetriamine (7). Polyethylene polyamines (7). Triethylenetetramine (7). Sodium cresylate as Cresylate spent caustic (5) ...... Methyl alcohol (20). Sodium dichromate, 70% (0) ...... Methyl alcohol (20). Sodium dichromate, 69% (0) ...... 1-Hexene (30). Sodium hydrogen sulfide solution (5) ...... iso-Propyl alcohol (20). Sodium hydrosulfide solution (5) ...... Methyl alcohol (20). Iso-Propyl alcohol (20). Sulfuric acid (2) ...... Coconut oil (34). Coconut oil acid (34). Palm oil (34). Tallow (34). Sulfuric acid, 98% or less (2) ...... Choice white grease tallow (34).

(b) The binary combinations listed below Carbon tetrachloride (36) is not compatible have been determined to be dangerously re- with Tetraethylenepentamine or active, based on either data obtained in the Triethylenetetramine, both Group 7, Ali- literature or on laboratory testing which has phatic amines. been carried out in accordance with proce- Catoxid feedstock (36) is not compatible dures prescribed in Appendix III. These com- with Group 1, 2, 3, 4, 5, or 12. binations are exceptions to the Compat- Caustic soda solution, 50% or less (5) is not ibility Chart (Figure 1) and may not be compatible with 1,4-Butylene glycol (20). stowed in adjacent tanks. 1-(4-Chlorophenyl)-4,4-dimethyl pentan-3- Acetone cyanohydrin (0) is not compatible one (18) is not compatible with Group 5 with Groups 1-12, 16, 17 and 22. (Caustics) or 10 (Amides). Acrolein (19) is not compatible with Group Crotonaldehyde (19) is not compatible with 1, Non-Oxidizing Mineral Acids. Group 1, Non-Oxidizing Mineral Acids. Acrylic acid (4) is not compatible with Cyclohexanone, Cyclohexanol mixture (18) Group 9, Aromatic Amines. is not compatible with Group 12, Acrylonitrile (15) is not compatible with Isocyanates. Group 5 (Caustics). 2,4-Dichlorophenoxyacetic acid, Alkylbenzenesulfonic acid (0) is not com- Triisopropanolamine salt solution (43) is not patible with Groups 1–3, 5–9, 15, 16, 18, 19, 30, compatible with Group 3, Nitric Acid. 34, 37, and strong oxidizers. Allyl alcohol (15) is not compatible with 2,4-Dichlorophenoxyacetic acid, Dimethyl- Group 12, Isocyanates. amine salt solution (0) is not compatible Alkyl (C7-C9) nitrates (34) is not compat- with Groups 1–5, 11, 12, and 16. ible with Group 1, Non-oxidizing Mineral Diethylenetriamine (7) is not compatible Acids. with 1,2,3-Trichloropropane, Group 36, Halo- Aluminum sulfate solution (43) is not com- genated hydrocarbons. patible with Groups 5–11. Dimethyl hydrogen phosphite (34) is not Ammonium bisulfite solution (43) is not compatible with Groups 1 and 4. compatible with Groups 1, 3, 4, and 5. Dimethyl naphthalene sulfonic acid, so- Benzenesulfonyl chloride (0) is not compat- dium salt solution (34) is not compatible ible with Groups 5–7, and 43. with Group 12, Formaldehyde, and strong 1,4-Butylene glycol (20) is not compatible oxidizing agents. with Caustic soda solution, 50% or less (5). Dodecylbenzenesulfonic acid (0) is not com- gamma-Butyrolactone (0) is not compat- patible with oxidizing agents and Groups 1, 2, ible with Groups 1–9. 3, 5, 6, 7, 8, 9, 15, 16, 18, 19, 30, 34, and 37. C9 Resinfeed (DSM) (32) is not compatible Ethylenediamine (7) and Ethyleneamine with Group 2, Sulfuric acid. EA 1302 (7) are not compatible with either

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Ethylene dichloride (36) or 1,2,3- Polyglycerine, Sodium salts solution (20) is Trichloropropane (36). not compatible with Groups 1, 4, 11, 16, 17, 19, Ethylene dichloride (36) is not compatible 21 and 22. with Ethylenediamine (7) or Ethyleneamine Propylene, Propane, MAPP gas mixture EA 1302 (7). (containing 12% or less MAPP gas) (30) is not Ethylidene norbornene (30) is not compat- compatible with Group 1 (Non-oxidizing min- ible with Groups 1–3 and 5–8. eral acids), Group 36 (Halogenated hydro- 2-Ethyl-3-propylacrolein (19) is not com- carbons), nitrogen dioxide, oxidizing mate- patible with Group 1, Non-Oxidizing Mineral rials, or molten sulfur. Acids. Sodium acetate, Glycol, Water mixture Ethyl tert-butyl ether (41) is not compat- (1% or less Sodium hydroxide) (34) is not ible with Group 1, Non-oxidizing mineral compatible with Group 12 (Isocyanates). acids. Sodium chlorate solution (50% or less) (0) is not compatible with Groups 1–3, 5, 7, 8, 10, Fatty acids, essentially linear, C6-C18, 2- 12, 13, 17 and 20. ethylhexyl ester (4) is not compatible with Sodium dichromate solution (70% or less) Group 3, Nitric acid. (0) is not compatible with Groups 1–3, 5, 7, 8, Ferric hydroxyethylethylenediamine 10, 12, 13, 17 and 20. triacetic acid, Sodium salt solution (43) is Sodium dimethyl naphthalene sulfonate not compatible with Group 3, Nitric acid. solution (34) is not compatible with Group 12, Fish oil (34) is not compatible with Sul- Formaldehyde and strong oxidizing agents. furic acid (2). Sodium hydrogen sulfide, Sodium car- Formaldehyde (over 50%) in Methyl alco- bonate solution (0) is not compatible with hol (over 30%) (19) is not compatible with Groups 6 (Ammonia) and 7 (Aliphatic Group 12, Isocyanates. amines). Formic acid (4) is not compatible with Fur- Sodium hydrosulfide (5) is not compatible fural alcohol (20). with Groups 6 (Ammonia) and 7 (Aliphatic Furfuryl alcohol (20) is not compatible amines). with Group 1, Non-Oxidizing Mineral Acids Sodium hydrosulfide, Ammonium sulfide and Formic acid (4). solution (5) is not compatible with Groups 6 1,6-Hexanediol distillation overheads (4) is (Ammonia) and 7 (Aliphatic amines). not compatible with Group 3, Nitric acid, Sodium polyacrylate solution (43) is not and Group 9, Aromatic amines. compatible with Group 3, Nitric Acid. 2-Hydroxyethyl acrylate (14) is not com- Sodium silicate solution (43) is not com- patible with Group 5, 6, or 12. patible with Group 3, Nitric Acid. Isophorone (18) is not compatible with Sodium sulfide, hydrosulfide solution (0) is Group 8, Alkanolamines. not compatible with Groups 6 (Ammonia) Lactic acid (0) is not compatible with and 7 (Aliphatic amines). Caustic soda solution. Sodium thiocyanate (56% or less) (0) is not Magnesium chloride solution (0) is not compatible with Groups 1–4. compatible with Groups 2, 3, 5, 6 and 12. Sulfonated polyacrylate solution (43) is not Mesityl oxide (18) is not compatible with compatible with Group 5 (Caustics). Group 8, Alkanolamines. Sulfuric acid (2) is not compatible with Methacrylonitrile (15) is not compatible Fish oil (34), or Oleum (0). with Group 5 (Caustics). Tall oil fatty acid (Resin acids less than 20%) (34) is not compatible with Group 5, Methyl tert-butyl ether (41) is not compat- Caustics. ible with Group 1, Non-oxidizing Mineral Tallow fatty acid (34) is not compatible Acids. with Group 5, Caustics. Nitroethane, 1-Nitropropane (each 15% or Tetraethylenepentamine (7) is not compat- more) mixture (42) is not compatible with ible with Carbon tetrachloride, Group 36, Group 7, Aliphatic amines, Group 8, Alkanol Halogenated hydrocarbons. amines, and Group 9, Aromatic amines. 1,2,3-Trichloropropane (36) is not compat- Nitropropane (20%), nitroethane (80%) mix- ible with Diethylenetriamine, Ethylene- ture (42) is not compatible with Group 7 (Ali- diamine, Ethyleaneamine EA 1302, or phatic amines), Group 8 (Alkanol amines), Triethylenetetramine, all Group 7, Aliphatic and Group 9 (Aromatic amines). amines. NIAX POLYOL APP 240C (0) is not compat- 1,1,1-Trichloroethane (36) is not compatible ible with Groups 2, 3, 5, 7, or 12. with Oleum (0). o-Nitrophenol (0) is not compatible with Trichloroethylene (36) is not compatible Groups 2, 3, and 5–10. with Group 5, Caustics. Octyl nitrates (all isomers), see Alkyl(C7- Triethylenetetramine (7) is not compatible C9) nitrates. with Carbon tetrachloride, or 1,2,3- Oleum (0) is not compatible with Sulfuric Trichloropropane, both Group 36, Halo- acid (2) and 1,1,1-Trichloroethane (36). genated hydrocarbons. Phthalate based polyester polyol (0) is not Triethyl phosphite (34) is not compatible compatible with Groups 2, 3, 5, 7 and 12. with Groups 1, and 4.

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Trimethyl phosphite (34) is not compatible (2) If both group numbers are between 30 with Groups 1 and 4. and 43 inclusive, the products are compatible 1,3,5-Trioxane (41) is not compatible with and the chart need not be used. Group 1 (non-oxidizing mineral acids) and (3) If both group numbers do not fall be- Group 4 (Organic acids). tween 30 and 43 inclusive, locate one of the Vinyl neodecanoate (13) is not compatible numbers on the left of the chart (Cargo with Group 5, Caustics. Groups) and the other across the top (Reac- tive Groups). (Note that if a group number is between 30 and 43, it can only be found on APPENDIX II TO PART 150—EXPLANATION the left side of the chart.) The box formed by OF FIGURE 1 the intersection of the column and row con- taining the two numbers will contain one of Definition of a hazardous reaction— As a the following: first approximation, a mixture of two car- (a) Blank—The two cargoes are compat- goes is considered hazardous when, under ible. specified condition, the temperature rise of (b) ‘‘X’’—The two cargoes are not compat- ° the mixture exceeds 25 C or a gas is evolved. ible. It is possible for the reaction of two cargoes (Note that reactivity may vary among the to produce a product that is significantly group members. Refer to Table I or Table II more flammable or toxic than the original to find whether the products in question are cargoes even though the reaction is non-haz- referenced by a footnote which indicates ardous from temperature or pressure consid- that exceptions exist and are listed in Ap- erations, although no examples of such a re- pendix I. Unless the combination is specifi- action are known at this time. cally mentioned in Appendix I, it is compat- Chart format— There are different degrees ible.) of reactivity among the various cargoes. Many of them are relatively non-reactive: EXAMPLES For example, aromatic hydrocarbons or paraffins. Others will form hazardous com- Combination Groups Compatible binations with many groups: For example, the inorganic acids. Butyraldehyde/Acetic Acid ...... 19/4 Yes. Allyl Alcohol/Toluene Diisocyanate ... 15/12 No. The cargo groups in the compatibility Decene/Ethyl Benzene ...... 30/32 Yes. chart are separated into two categories: 1 Ethanolamine/Acetone ...... 8/18 Yes. through 22 are ‘‘Reactive Groups’’ and 30 Ammonia/Dimethylformamide ...... 6/10 No. through 43 are ‘‘Cargo Groups’’. Left unas- signed and available for future expansion are [CGD 75–59, 45 FR 70263, Oct. 23, 1980, as groups 23 through 29 and those past 43. Reac- amended by CGD 83–047, 50 FR 33046, Aug. 16, tive Groups contain products which are 1985] chemically the most reactive; dangerous combinations may result between members APPENDIX III TO PART 150—TESTING of different Reactive Groups and between PROCEDURES FOR DETERMINING EX- members of Reactive Groups and Cargo CEPTIONS TO THE CHART Groups. Products assigned to Cargo Groups, however, are much less reactive; dangerous EXPERIMENTAL PROCEDURE FOR EVALUATING combinations involving these can be formed BINARY CHEMICAL REACTIVITY only with members of certain Reactive Groups. Cargo Groups do not react hazard- General safety precautions—Chemical reac- tivity tests have, by their nature, serious po- ously with one another. tential for injuring the experimenter or de- Using the Compatibility Chart— The fol- stroying equipment. The experimenter lowing procedure explains how the compat- should 1) have knowledge of the magnitude ibility chart should be used to find compat- of the reactivity to be expected, 2) use ade- ibility information: quate facilities and protective equipment to (1) Determine the group numbers of the prevent injury from splatter of materials or two cargoes by referring to the alphabetical release of fumes, and 3) start on a small scale listing of cargoes and the corresponding so that unexpected reactions can be safely groups (Table I). Many cargoes are listed contained. All tests should be performed in a under their parent names; unless otherwise well-ventilated laboratory hood provided indicated, isomers or mixtures of isomers of with shields. a particular cargo are assigned to the same Testing chemicals other than liquids—The group. For example, to find the group num- procedure outlined below was developed for ber for Isobutyl Alcohol, look under the par- chemicals which are liquids at ambient tem- ent name Butyl Alcohol. Similarly, the peratures. If one or both chemicals are nor- group number for para-Xylene is found under mally shipped at elevated temperatures, the the entry Xylene. If a cargo cannot be found same procedure may be followed except the in this listing, contact the Coast Guard for a chemicals are tested at their respective ship- group determination (see § 150.140). ping temperatures and the oil bath in Step 3

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