This article was downloaded by: 10.3.98.104 On: 29 Sep 2021 Access details: subscription number Publisher: CRC Press Informa Ltd Registered in England and Wales Registered Number: 1072954 Registered office: 5 Howick Place, London SW1P 1WG, UK
Handbook of Analysis of Edible Animal By-Products
Leo M.L. Nollet, Fidel Toldrá
Analysis of Rendered Fats
Publication details https://www.routledgehandbooks.com/doi/10.1201/b10785-5 Stephen B. Smith, Dana R. Smith Published online on: 01 Apr 2011
How to cite :- Stephen B. Smith, Dana R. Smith. 01 Apr 2011, Analysis of Rendered Fats from: Handbook of Analysis of Edible Animal By-Products CRC Press Accessed on: 29 Sep 2021 https://www.routledgehandbooks.com/doi/10.1201/b10785-5
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is ease, lor, ded d d 3 though together man st
In In re
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3.5.3 3.5.4 3.5.2 3.5.1 Co Ana Che Fat Re Introduction...... 37 r ha the ad
th la rendering bu 3
ip tractable R wat
1
t termines
fo pr bu rge allow
921 d s e dition
ndering
t nclusion...... 40 ed
e the
in
the 45% ry
od c ocessed mistry the pa be
lysis the tcher er; o
omposition,
ible to the
qu
f m
st, r t en
qu ch o endering
Ox Me Me Io R in the
a ke
a
antity
an
se to
2 endered Stephen B. Smith and Dana Smith R. Analysis to o
ain dine llowing ea creased ality an se a fat
sh ttle 73
f
idative in refore, lting asurement
d P i the o
a ge by aled
ch n L d ti op
meat f rocess...... 37
volved
50 ce can
i [1 ssue ipids
R
neral in -products g n wa
N
an of fat sl ]. tr
ntral %
endered P edible
2
umber...... 39 i
aughter au
i
immings, P s
d
be s.
006 oint...... 39
The s a
on e the pr F p
th R
of
rocess
ja nd fr
ma toclave. S art m
ats...... 38
of In
ancidity...... 40 esence sh is the
re pecies om cketed
re the ost
car
se
o i [
the ad king
ift wa covered ts o 4]. ndering pr f
f ad
F
by co dition, cass F
sl
en c us oducts fa s
t to ats...... 38 ommonly fin atty his
dition aughterhouses,
-products co
ntain tire cility es
of an the
i Th in ce n ished
nsidered
fat
f d
ad
i R
st is ntralized A
at
n an pr
fa li
ma ex
endered
eam,
ded cid
[3 t ve (e ty of ap of t cility. oduct ha d he o pired
,4].
specially pr pe ny
co proximately
we
r d wat
C us i
eenter wat oduct.
ndustry. of
nverted
the omposition it
an of The a ight ed
s
er
mo Th
gr
an Rendered
dr er re imal F pr
ow
by
t at...... 39 to
ocery oday.
ndering mat y
is imal re re
ocess fat of
t
Th -products
n he
re su
sulted the is
sus
in
in li st erial ndering pr
bcutaneous is ev vestock
h ternal
to eam-jacketed
sl
ceptible 20 uman
oduced by st is
ch ident aughter
b mo ore
y -products % op in re apter fo
G
ferred
re
erations r an ex or
meat we
met as/Liquid f
by
sp re ood
use gans tractable
by
el to re
wi ndering
ecies an the
hod. evation an
.
ful
ox
co
th ll to c The d
hain in d
ar
is de idation. fo
oked ke
th fa
as an
in
e do
Cu an cus met
cline brication
at
ttle
qu
C in ternal d
“t
fat
es al
[
in
rrently hromatography...... 39
1,2]. cluded pr co op anking”
ality in
on hod so
. Fats an no the
ofitable
llect
en Wi in The the
d co the t fat
re wa en fr of ke th re ir
mes
in refore, in in
ee
ndering an
ter de re ttle ndered the ow s
re
clude an
the
to ndering imal re fat mat pots)
ndering di
n
fr d tal or latively re
ty
om Un rectly ju co
erials ndered
fo
the
by
mus
ices ac by pl it uld th r ited
s -products. re ec id
ants -products
at
of
in ow
so staurant
cle
be in
wi onomic co li
su ar
jection St
fat me ght mat to
n
th ch ntent e fr use ates, tr
, fat om no the
im
no 37 it as of in e- d s t .
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ultry ored raws i un
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th b as ids
2009 an en s
eam
at lid
fat a saturated e mi th ti anched-chain ackbone
met
5
i dible e
sk
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ssue
l
nclude d-point.
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e
co
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at m immed
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bo
Li
abolism ndering, fat pre
llion
ntaining e
o fat
ol ndering
so
cal so
Wi re
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-use
hi fat
i [5 ro
t
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ndered urces ard s ssure po ghly me
co ]. endar imal om th
of
er
]. co
a s in
f d so
ry ac
kg fat
Ta [6 me oap, or
re rk ntains
of Ov
eq ac co
th ce
lting endered volves Sm fr a fr nsist α
ot
fr
lids
]. ids
te
gr
(d ty llow nd ar
id,
e fi uipment
in mposition t proc of
fat lted -l om
ntral om no the me
ee mu of fat er her 20 riacylglycerol
o
The
wh th mperature
rst
ye erived
he aller inoleic ease fat e edible fat ca
ac
. 0 can npolar the
ree th the en %–25%, f R p se
thods.
gl pr st ar, lo
tr
mel ating .75%
Ye the ich ru fr ndles, ty ids,
g f oint. ess
wa is
e ap
co at, ttle ycerol iacylglycerols tr ergy cated imarily be round fe
ee
minant pr or llow ye pr the bu be co e ac
iacylglycerol
fat ste plying
ted ntains
atures in
to
va
a
ndered the fr ta
con oducts
to
ac fat
imarily ars
co ids, to
ncentrations i t
nd proc
p ty
tr de
n To
om tu pors llow, of fo U.
a Fats prod
si
id fat re
ty
oking gr of iacylglycerols.
nd pr e
the
fat trolled, i rn an by tected 10
r gnificant t day ac th
S. nto
fat
dible move he
tr (1 of
ease
ess, use imarily pa flo ac ti the
mo
he
d ere of
%–30%,
ids b is s
to
ans
is 8:3n-3) re uct gl
ssues ty of bo 0.
ynthesis.
the iodiesel.
me
ids rtial a
ha at, ats va de
de
ndering
ycerokinase. pre re re
6 ad
in oi
re mi ac ttom ha co
ru t (n -fatty in
fr
s in
rious di lted rived
allow bi ferred
rived th F ar tr l
ex ndering ipocytes, to (p
sat st fe ids
ve ot minal heat nsistent
ee croorganisms
a ats
an sposal
llion
iacylglycerols.
hy es e al tr e
ructure rimarily
tracting qu of in ed the
ar
hi
urated
to
mi iacylglycerols d be so of fa pa f ter drolysis att an
Handbook
at antities e
ac
mo gher fr
ot
ad fr or ma fo
[ tty
in
be
en
to lmitic to xture
2]. co
the d
ached kg om co i Tr om her ids, fe li r
s dustry ipose
dr
p re
me
y ke
30 as ntained nkages. po co p aci ad
rmentation. ntain s iacylglycerols
ye
of
co
an
article fat tored y be
mel re
re mo
en
ttle. the In mo %–55% as nfused vances a thods).
ultry,
an
ds, ag
llow th
ndering nsists the
d ndered of
(1 ty of
to
so ergy fr
isture d ad ti e ting
ol
itated nounsaturated
6:0), met pr
the
su
om
mea ft ma ssues, Th
tr
ma ac the my co o
eic a un ipose
The
oduced
in gr s ch nd/or iacylglycerols) f aq
fat The
ids, se
ize fr
njugated ef is y abolism of terials. A it
bl wi po in
Wh
ristic ease, gl tr surable
ac st uaculture, om of
be
. as an ficient, nalysis be an
by
ha ended
ke
ad ch iacylglycerols,
a ycerol
th It int.
earic Vi th
a
id), the an
gl ti ef
d
ile the ba gl
d nd
s t
ttle. pa
ipocytes is aracteristics e vi an
ransported ssue of rtually
co
ycerol
se
th 0. d
an ycerol be fat (1
cteria
us
rtue Whe no rt
th bu fat t Fi f-colored imal 1
alesce e parating
hen to the 4:0),
of
(1 en
so es
am fat
. es
con o Tr of e ba ltering t bi
te
t
tal
Ch 8:0), an
f
is fat as
urces.
gl timated by
the
mperature of aditionally, llion of re ty
n ckbone. E an
th ounts
ma
co
tinuous
an al d (i pr ti dible
ucose re
oice ty
pa fat placed so -products
the e pr it
co d th .e., ssues. se ac l
oked in in ferred imarily
d jority s an
re lid lmitoleic Δ
ovides
pe
ty ac e
mprise
an ids, i kg testinal le
to
vi th mus
wh
n es Re of
9 ndering th re d wh re
of
ids ts. sser
A
d ruses at ac e
t or 0. de pecially
the ndered ol la ree-carbon ndered
anks. the
The a
ndered ite nimal
proc bl
wi
fa du Ho ite
9 ids t , t od
Ot ro rd, eic
of to saturase
ar mo
in eaching 1
t. be
de
bi
th a e the
co is om
15°C–145°C
la re ar d-chained wever, her
co e
the
a
the mo ar To
an llion mu in
li
esses to ac
po
nitored nsity,
rge (1 ndered e oking no proc a de lo
ha
ver, oking
B
e
re te
d prod 6:1n-7),
fat id
fat coo sc
use rtion
mus w st the ac in y-Products cosal
rived va in
fat rd
mperature mo 0. ndered
li
rew
(1 ab
kg
complish
ess.
activated [8 re
pr fr rious
pr sy co ar 6
pid wi s whe ked, al ty fat
ab 8:1n-9), ucts, cle
gr
re ].
undant om ndered
of
bi oducts gr ovides fo e stems, fat cohol) ntains ed
of
th
sorp- . ce
pr
ac ease) fr La
fat us llion
r
th ease va reas re
It
an ible
li
om ar the th the the th ess lls, ids f
fat fat an ed
as n- rd n- or ty c- is d e e e
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r
Rendered ana lorless. p io
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ll mu qu
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P Af co
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the u
re d
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A
o
thods
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m ty
mplete
es
ve
use be ter d pa s
acts
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parated
ch
ron tailed sp 1
hi ber f L n ouble st
ndered
of
tr ter Fats be 0). to po
t co ing ac lmitic
ch
lo ve
rious illing, arch me gher ecific d Wi iacylglycerol
is
of ex ex
a
li en
wer int) mplete bl
fat wi ids ipi
tr to
th pr
li hi
as pid. de hi ra traction tracted hi thylation
F js anks ifluoride
nkage. re
th in iosulfate ty ocedure
b gh me
ma of gher
pid
in ds
termined ghly
atty io
is ha io
onds by 18
met va li moval ac
formation
th li
the ac
dicator
dine pids The asure fat nu dine th pase de ve
-carbon
lues. e ids,
S mea ti si ids, in
at
hod A tu
mel
mber ty po trated
car
lver-ion
p
li
o po hi
formation Al
re
of bes of
te
can
ec nu f
pid an c
lyunsaturated, o nu of ac
un
ns fo di gher
ba me
The
bons id mperature ssible ting (N
t
ternatively, f
fat
[1 ar he the is li by mber.
imal gestion;
id r mber
i b der
sed ar or
C (6 of
pids be 2],
lting es
e a sa the co oth ty ab mo
use
f 2 e ganic
met
ch 3–65). io
tw atty
S po o fat mple
mel
es
ch at
ncurrently, i im ana out
al ac on
wh
2 dine
m fat nounsaturated ain by ana
d
O g
timating n
o ints . In or romatography; the in
kaline po hyl
ids
po mersed lyceride-fatty
ab
at ting 3
Io it ich
s lyzed a R pr
) the versely,
the
or so
int, le s
lysis cids. de
ch ar
at
is s
dine
out
until the
nu do Wi
imary es th is e hi ition ngth
lvents, tr
e tailed di so loroform/methanol wh
ndered co di
po an ter gh mber
uble ans on
de wi pr
ty th
co fina ffer the me fo
ssolved of
mposition
in nu
ints ich erequisite
the velopment
pically
e the ll an un re de be an nditions r
-methylation a
by
the
of
wa met
mber
to bo ha l producibility
co
co d ana pr saturated
th d rivatives
ef mo fo
th
st am
G yellow/brown
tal
th th
the ve ter nds
th e mbination
mposition imarily e r fat eps fat
an hods
a
e an re
lysis the be
a li li ount
e
cids in
fat
a so
an ty
si d ty is s pids pids di
F
sa
in
sat ef /L hi
to
mplest at
at lids sh
of
la
ty
a d fference po to
de
turation ac ac
gh
the of
iquid fo is
by mb urated en
a orter-chain th of
sm 70
of
re
ac be sitional fined fat id the ar nd ids,
in
r
43 e at
io
sure
the
ndered
°C un can id
ti ga
e fat
all gin
mea
te co
be ty
of of an
ir
dine the n –45, ro ssue
is [1
he mperature saturated
C s/liquid co onesterified in
ty
mposition ing
[1
ac
qu
cap d om
co am 3], as the fat sl to the is of co be ated ir suring
mposition; 4], h re
ac ad ip
ids.
di
lor antification
nu
the
an
sl fat ro
mplete
the ch
ount th mo se illary fat
wi latively the te
co
id dition stribution tr po ip
wh
mber
e d
oice ty fat
mperature. ge m
of
iacylglycerols
ll
met
Be nducted am
ch re
is
fa up int gr fo ch
atograp
ex ich ntly
ac ha ty io
of the fat tty ains,
ra r sat cause ams is
ount
romatography
co
th of tracted hods
[1 dine
ti ids la of ve
(7
to
rely ac ty f ra or lo met
tration.
e 0]. urated,
ac lumns atty mb, the an
io an
7–80).
io
w
ids, ised a ca ganic
le
of is
ac a
ids.
of by dine
of
d
Af un imal lo
dine
of hylates nu ne ss can
pillary co mo
tr ids the h
it
a io dr
io wer
At fat
der ga ter
y iacylglyc- cids gr an eded, mber, li
st. the Al ab
is dine
dine
awn re
of pids
fat
Ti
so
Po be an ty so
adually. s/liquid met sl
d ti
so
undant 42 though
[9 ex Th
io
un
ac ssues. trated ightly lution
ab lvent,
up d rk
ac mo [ urce. fr tu –11]. use
trac-
on 15]. dine –43.
is in th th hod idic an sat- is un- om ar
ar the be. ids
fat 39
to re to ly at at
is d d e a e
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La re cata A po
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L. t
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