Table Of Contentइंटरनेट मानक
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Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru
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IS 7696 (1991): Para-cresyl Methyl Ether [PCD 18: Natural
and Synthetic Fragrance Materials]
“!ान $ एक न’ भारत का +नम-ण”
Satyanarayan Gangaram Pitroda
““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee””
“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै”
Bhartṛhari—Nītiśatakam
“Knowledge is such a treasure which cannot be stolen”
‘.
q
SI s957 :
1991
pftm
( TT;FF )
Indian Standard
PARA-CRESYL METHYL ETHER
- SPECIFICATION
( First Revision )
UDC 665’53 : 547’563’13’ 023’ 261
@ BIS 1991
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
December 1991 Price ‘Group 2
Natural dra citehtnyS yremufreP slairetaM lanoitceS ,eettimmoC PCD 18
FOREWORD
sihT naidnI dradnatS ( tsriF noisiveR ) was detpoda yb eht uaeruB fo naidnI Standards, retfa eht
tfard dezilanif yb eht Natural and citehtnyS yremufreP slairetaM lanoitceS eettimmoC had
neeb devorppa yb eht ,muelorteP laoC and detaleR stcudorP noisiviD .licnuoC
lyserc-araP lyhtem rehte ( OolHsC ,) osla nwonk as lyhtem loserc-arap is yllausu deraperp yb eht
noitalyhtem fo .loserc-arap tI is osla tneserp ni lio fo gnaly ,gnaly agnanac and .srehto Its
larutcurts alumrof is as .swollof
cH3--Lf--ocH3
PARA-CRESYL METHYL ETHER
Mass ’221 17 )
( Molecular
tI is fo elbaredisnoc ecnatropmi ni yremufrep and is desu ni ynam larolf .snoitisopmoc tI is osla
desu ot a detimil tnetxe ni .sruovalf
sihT standard was tsrif dehsilbup ni 1975. At that emit eud ot ytilibaliava-non fo a dezidradnats
tset erudecorp rof cihpargotamorhc sisylana fo this ,lairetam ti was dediced that CLG dohtem
dluow eb detaroprocni at a retal .etad
tsriF noisiver fo this standard sedulcni gas cihpargotamorhc dohtem fo sisylana as eht main
dohtem rof noitanimreted fo ytirup fo lyserc-arap lyhtem .rehte
,sediseB owt wen stnemeriuqer yleman muminim ytirup and edixorep eulav evah neeb dedulcni ni
this noisiver
nI eht noitaraperp fo this standard, elbaredisnoc assistance has neeb devired morf eht gniwollof
snoitacilbup :
.i
AOE .oN 3691-422 dradnatS ’&f lyhtem para .loserc laitnessE liO noitaicossA fo USA,
weN .kroY i
w-5 -
ehT naduaviG xednI 1961, dE 2. naduaviG - Delawanna .cnI weN .kroY
roF eht esoprup fo gnidiced rehtehw a ralucitrap tnemeriuqer fo this standard is deilpmoc ,htiw
eht lanif ,eulav devresbo ro ,detaluclac gnisserpxe eht tluser fo a tset ro ,sisylana shall eb dednuor
ffo ni ecnadrocca htiw SI 2 : 1960 seluR‘ rof gnidnuor ffo laciremun seulav ( revised )‘. ehT
rebmun fo tnacifingis secalp deniater ni eht dednuor ffo eulav dluohs eb eht emas as that fo eht
deificeps eulav ni eht standard.
\3.‘1
. .*, .
IS 7696 : 1991
Indian Standard
PARA-CRESYL METHYL ETHER -
SP.ECIFICATION
( First Revision )
1 SCOPE semulov fo 70 tnecrep lyhte lohocla ro 3 semulov
fo 80 tnecrep lyhte .lohocla
sihT‘ standard sebircserp eht stnemeriuqer and
eht sdohtem fo sampling and tset rof -arap 4.3 ehT lairetam shall osla mrofnoc ot eht
lyserc lyhtem .rehte stnemeriuqer nevig ni elbaT 1.
2 SECNEREFER Table 1 Requirements for Para-Cresyl
Methyl Ether
ehT gniwollof naidnI Standards era yrassecen
stcnujda ot this standard : SI No. Characteristic Requirement Method of Test,
Ref to
)1(
IS No. Title )i Ln2a(ruoloC GlruoloC diuqil SI traJJXX 2 ) :
ecnaraeppa
326 sdohteM fo sampling and
tset rof larutan and citehtnys )ii ruodO citsiretcarahC IS2284:1980
tnegnup ruodo
yremufrep slairetam
evitseggus fo
( traP 1 ) : 1984 gnilpmaS ( dnoces revision ) gnaly ,gnaly
:)2traP( 1980 yranimilerP noitanimaxe fo eerf morf -bo
elbanoitcej -yb
yremufrep slairetam and
sruodo hcus sa
samples ( dnoces revision ) ,cilyserc etc
( traP 3 ) : 1980 evitaleR ytisned ( second )iii yti sevnietadleR at 469-O 7 ot 0.968 7 SI f;%J Part 3 ) :
revision ) °12/”72 C
( traP 5 ) : 1986 noitanimreteD fo evitcarfer )vi ;;itT;f& l-5090 ot 1.5120 SI g6( Part 5 ) :
xedni (
second revision )
C°72
( traP 6 ) : 1986 noitanimreteD fo ytilibulos
ni lonahte ( )v eerF 2.0 xennA A
second revision ) .losercp -rep
( traP 9 ) : 1980 noitanimreteD fo retse eulav tnec yb
retfa noitalyteca and eerf ,ssam Max
slohocla ( second revfsion ) )iv edixoreP liN xennA B
eulav
lO70 : 1977 retaW rof lareneg yrotarobal
esu ( secon d revision ) )iiv gnilioB ,tniop “C 175 ot 176 xennA C
2284 : 1988 dohteM rof yrotcaf lo assess- )iiiv ,ytiruP 98 xennA D
tnem fo larutan and citehtnys
$p;eg
yremufrep ?slairetam (! t
first
revision )
6597 : 1988 yrassolG fo smret gnitaler ot 5 PAC&IBG AND MARKING
larutan and citehtnys -rep
yremuf slairetam (first 5.1 Packing
revision ) ehT lairetam shall eb deilppus ni llew desolc
,sreniatnoc ylbareferp glass, ,denil-nit stainless
.3 TERMINOLOGY
leets ro ,muinimula as deerga ot neewteb eht
roF eht esoprup fo this standard, eht snoitinifed resahcrup and eht .reilppus ehT lairetam shall
fo smret nevig ni SI 6597 : 1988 shall .ylppa eb detcetorp morf thgil and derots ni a looc and
yrd .ecalp
4 STNEMERIUQER
5.2 Marking
4.1 noitpircseD hcaE reniatnoc os dellif shall raeb ylbigel and
ylbiledni eht gniwollof :noitamrofni
lyserc-araP lyhtem rehte shall eb a raelc
sselruoloc ,diuqil eerf morf ,tnemides dednepsus )a emaN fo eht ;lairetam
,rettam detarapes retaw and .stnaretluda
)b noitacidnI fo eht ecruos fo erutcafunam
2.4- Solabilfty )c hctaB rebmun and etad fo ;erutcafunam
and
nehW detset as debircserp ni SI 326 ( traP 6 ) :
.1986, eht lairetam shall eb ylraelc elbulos ni 9 )d teN and ssorg mass.
SI 6967 : 1991
6 GNILPMAS fo elbaT 1.
evitatneserpeR samples fo eht lairetam shall eb 7.2 Q-W of Reagents
nward as debircserp ni SI 326 ( traP 1 ) : 1984. Unless deificeps ,esiwrehto erup slacimehc and
dellitsid retaw ( ees SI 1070 : 1977 ) shall eb
7 STSET deyolpme ni .stset
7.1 stseT shall eb detcudnoc as debircserp ni
eruP‘--ETON ’slacimehc llahs naem slacimehc
SI 326, SI 2284 : 1988 and xennA A ot xennA C. that do ton niatnoc seitirupmi hcihw affect the
ecnerefeR ot tnaveler standards is nevig ni 1oc 4 tluser of .sisylana
ANNEX A
[ Table 1, Sl No. ( v ) ]
NOITANIMRETED FO EERF LOSERC-arop
A-l PROCEDURE htiw 5’0 N muissatop edixordyh noitulos ot eht
dne tniop fo nielahthplonehp .rotacidni
* A-l.1 thgieW yletarucca tuoba 5 g fo elpmas otni
a lm-051 dereppots-ssalg .ksalf ettepiP 10 lm fo 2-A NOITALUCLAC
10 tnecrep citeca edirdyhna noitulos ni -yhna
1.2-A eerF ,loserc-arap tnecrep yb mass
suord enidiryp otni eht .ksalf Using eht emas
,ettepip refsnart 10 lm fo citeca edirdyhna = 704’5 x N ( ,v--,V )
noitulos otni a dnoces ksalf gniniatnoc on M
elpmas and taert ti as a blank. tcennoC hcae erehw
ksalf ot a delooc-retaw resnednoc and xulfer rof
N = ytilamron fo eht muissatop edixordyh
eno .ruoh A draug ebut dellif htiw desuf muiclac
noitulos :desu
edirolhc dluohs eb dexif ot eht nepo dne fo
.resnednoc eunitnocsiD gnitaeh eht sksalf rof ,v = emulov ni lm fo muissatop edixordyh
a wef setunim litnu eht erutarepmet fo eht noitulos desu ni eht blank -animreted
erutxim is woleb 100°C and neht add 25 lm fo ;noit
50 tnecrep lyhte retaw-lohocla erutxim nwod eht
,v = emulov ni lm fo muissatop edixordyh
resnednoc otni hcae .ksalf xulfeR again rof 10
noitulos desu ni eht tset elpmas -ulos
setunim ot esylordyh eht citeca .edirdyhna
;noit and
wollA ot looc ylthgils and tcennocsid eht .sksalf
nehW eht blank and samples era ,looc etartit M = mass ni g fo eht elpmas nekat rof .tset
ANNEX B
[ Table 1, Sl No. ( vi ) ]
DET ERMINATION OF PEROXIDE VALUE
B-l REAGENTS etunim and neht add 35 lm fo dellitsid .retaw
-4’;
Add 2 lm fo ylhserf deraperp hcrats .noitulos
B-l.1 Acetic Acid - lacitylanA tnegaer .edarg e!artiT against muidos etahplusoiht ( 10’0 N .)
dnE itMep gnieb eht ecnaraeppasid fo eht eulb
2.l-B mroforolhC .ruoloc A blank noitartit using all eht stnegaer
tub tuohtiw elpmas dluohs eb deirrac .tuo
3.l-B muidoS etahplusoihT noituloS - 10’0 N
.yletamixorppa 4-B NOITALUCLAC
4.l-B muissatoP edidoI - detarutas .noitulos 1.4-B etaluclaC eht edixorep eulav ni eht
lairetam as :swollof
5.l-B hcratS - ylhserf deraperp detarutas
.noitulos edixoreP ,eulav stnelaviuqeillim fo yxorep
(= ‘I- vs ) x N x 1 ooO
2-B PROCEDURE gk,negyxo
M
1.2-B hgieW yletarucca tuoba 2 g fo eht -etam erehw
lair otni a lacinoc ksalf ( 250 lm yticapac ) htiw
,v = emulov ni lm fo muidos etahplusoiht
noisivorp rof .gnireppots Add 25 lm fo citeca
noitulos desu rof eht tset ;elpmas
dica mroforolhc erutxim noitulos ( 2:3 v/v .)
lriwS ot evlossid eht lairetam ,yletelpmoc Add V, = emulov ni lm fo muidos etahplusoiht
noitulos desu rof blank ;noitartit
2 lm fo ylhserf deraperp detarutas suoeuqa
noitulos fo muissatop .edidoi wollA eht N = ytilamron fo muidos ;etahplusoiht and
noitulos ot stand htiw lanoisacco shaking rof 1 M = mass fo eht elpmas ni g.
2
IS 7696: 1991
ANNEX C
[ Table 1, Sl No. ( iiv ) ]
DETERMINATION OF BOILING ( DISTILLATION ) POINT/RANGE
is dellevel htiw eht ertnec fo eht gninepo fo eht
C-O OUTLINE OF THE METHOD
teltuo ebut :
C-O.1 ehT egnar fo erutarepmet neewteb hcihw egnaR -2°C C”003+ot
a diuqil sliob ro eht egatnecrep fo eht lairetam
that distills neewteb owt deificeps serutarepmet noitaudarG 1°C
is .denimreted ehT rewol fo eht owt noisremmI latoT
serutarepmet is eht detcerroc retemomreht llarevO htgnel 380 f 10 mm
gnidaer nehw eht tsrif evif spord fo etallitsid evah
metS retemaid 5’5 ot 0’8 mm
neeb ,detcelloc and eht reppu erutarepmet is eht
bluB epahs lacirdnilyC
detcerroc gnidaer nehw eht egatnecrep deificeps
bluB htgnel ot8 mm61
has neeb .detcelloc
bluB retemaid toN less than
5’5 and ton
C-l APPARATUS
retaerg than
mets
C-l.1 Distillation Flask
htgneL fo detaudarg 223 ot 254 mm
gnivaH a blub fo 50 ot 60 lm yticapac and a noitrop
kcen 10 ot 12 mm gnol and 14 ot 16 mm ni
ecnatsiD morf mottob 100 ot 110 mm
lanretni .retemaid
fo blub ot 0°C
regnoL senil at hcae 5°C
C-1.2 thgiartS Glass Condenser
derugiF at hcae 10°C
With a retaw tekcaj 40 ot 60 mc ,gnol eht
noisnapxE rebmahc deriuqeR
ecnatsid morf eht reppu dne fo eht tekcaj ot eht
kcen fo eht ksalf gnieb 18 ot 25 .mc poT hsinif Ring
elacS rorre ton ot C”5’0f up
3.l-C sotsebsA draoB deecxe ot 15cJOC
12 ot 15 Zmc and 3 ot 5 mm kciht and gnivah a CcJo& evoba
ralucric ,noitarofrep detacol ,yllartnec ot dloh ynA rehto retemomreht fo ralimis egnar and
eht .ksalf ehT egde fo eht noitarofrep shall tif ycarucca yam eb .desu
eht ksalf ylesolc nehw eht rettal is tes otni .ti
ehT ezis fo eht noitarofrep shall eb hcus that C-2 PROCEDURE
nehw eht ksalf is tes otni ,ti eht noitrop fo eht
ksalf woleb eht reppu ecafrus fo eht sotsebsa C-2.1 ecalP eht sotsebsa draob no a dopirt ro rehto
elbatius .troppus refsnarT ot eht noitallitsid
has a yticapac fo 3 ot 4 .lm
ksalf 25 lm fo eht diuqil ot eb ,detset tresni eht
4.l-C retemomrehT* retemomreht and ecalp eht ksalf ni an thgir-pu
noitisop ni eht noitarofrep fo eht sotsebsa
retemomrehT gnimrofnoc ot eht gniwollof -er .draob tcennoC eht noitallitsid ksalf htiw eht
stnemeriuq is .dednemmocer nehW $Falp ni ecruos fo taeh and llitsid at eht etar fo 4 ot 5
,noitisop eht pot fo eht blub fo eht retemomreht lm rep ,etunim gniton eht erutarepmet as noos
as 5 spord fo eht diuqil evah dellitsid otni eht
sretemomrehT* htiw the etutitsnI of muelorteP ,reviecer neh’w’dsti. eht deificeps egatnecrep has
noitangiseD PI 5C mrofnoc ot these .stnemeriuqer .revo’d,ellitsid
ANNEX D
[ Table 1, SZ No. ( iiiv ) ]
D-l GAS CHROMATOGRAPHIC ANALYSIS otni eht gas ,hpargotamorhc morf erehw ti is
OF PARA-CRESYL METHYL ETHER deirrac yb eht reirrac gas morf eno dne fo eht
nmuloc ot eht .rehto gniruD its ,tnemevom eht
D-l.1 ehT cihpargotamorhc snoitidnoc nevig stneutitsnoc fo eht elpmas ogrednu noitubirtsid
ereh era rof ecnadiug .ylno
at tnereffid setar and yletamitlu teg detarapes
morf eno .rehtona ehT detarapes stneutitsnoc
2.l-D eniltuO fo eht dohteM
egreme morf eht dne fo eht nmuloc eno retfa
A elpmas fo eht lairetam is devlossid ni a rehtona and era detceted yb elbatius snaem
elbatius tnevlos yleman lyhte ,etateca ,enaxeh esohw esnopser is detaler ot eht tnuoma fo a
enaxeholcyc and nobracorolhc and is detcejni cificeps tnenopmoc gnivael eht .nmuloc
3
IS 6967 : 1991
D-2 APPARATUS D-3 CALCULATION
D-2.1 ynA gas hpargotamorhc elbapac fo gnieb D-3.1 Area Measurement ( see etoN 1 )
detarepo rednu snoitidnoc elbatius rof gnivloser
eht laudividni stneutitsnoc otni tcnitsid skaep ecniS lamron skaep etamixorppa a ,elgnairt eht
yam eb .desu ehT lacipyt margotamorhc rof aera is derusaem yb gniylpitlum eht kaep thgieh
lyserc-arap lyhtem rehte using a -otamorhc htiw eht htdiw fo .thgieh-flah ehT lamron kaep
hparg htiw eht gniwollof cihpargotamorhc esab is ton nekat ecnis egral snoitaived yam eb
snoitidnoc is nwohs ni .giF 1. devresbo eud ot gniliat ro .noitprosda sihT
euqinhcet is ,dipar elpmis and ylriaf etarucca
Sample Para-Ctesyl Methyl Ether nehw skaep era lacirtemmys and fo elbanosaer
Column .htdiw
lairetaM sselniatS leetS
htgneL m34.2 2.3-D Area Normalization ( see etoN 2 )
0.32 mc
yB ,gnizilamron ti is ,tnaem gnitaluclac eht
?E 0.20 mc
egatnecrep noitisopmoc yb gnirusaem eht aera
yranoitatS esahp ,lPAFF 10 tnecrep yb
fo hcae and gnidivid eht laudividni saera yb
mass
latot ,aera rof ,elpmaxe
diloS troppus brosomorhC WAP
Carrier Gas negortiN
Conditions egatnecreP fo A = $A::, lfet x 100
nmuloC 150°C
erutarepmet SETON
noitcejnI trop 200°C
1 Other sdohtem of area ,stnemerusaem ,yleman
erutarepmet ,noitalugnairt csid rotargetni dna cinortcele latigid
,rotargetni fi dexif htiw CLG ,enihcam dluow eb
Detector of great .egatnavda
.D.I.F
Type
erutarepmeT 285 2 lanretnI noitazidradnats dohtem yam eb desu
fi erup etairporppa lanretni dradnats si .olbaliava
1 eerF yttaf dica phase ( PAFF ) ni xawobrac 20 M sihT dohtem si nwonk as evitaler or tceridni
treated htiw cilahthportin dica .noitarbilac
FIG. 1 A TYPICALC HROMATOGRAMO F
PARA-CRBSYLM ETHYLE THER
4
Standard Mark
ehT esu fo eht dradnatS Mark denrevog&i yb eht snoisivorp fo eht Bureau of Indiun
Standards Act, I986 and eht seluR and snoitalugeR edam .rednuereht, ehT dradnatS Mark no
stcudorp derevoc yb an naidnI dradnatS syevnoc eht e~har”u&a, that yeht evah neeb decudorp
ot ylpmoc htiw eht stnemeriuqer fo that standard rednu a llew denifed metsys fo ,noitcepsni
gnitset and ytilauq lortnoc hcihw is desived and desivrepus yb SIB and detarepo yb eht -orp
.recud dradnatS dekram stcudorp era osla ylsuounitnoc dekcehc yb SIB rof ytimrofnoc ot
that standard as a rehtruf .draugefas sliateD fo snoitidnoc rednu hcihw a ecnecil rof eht esu
fo eht dradnatS Mark yam eb detnarg ot srerutcafunam ro srecudorp yam eb deniatbo morf
eht uaeruB fo naidrI Standards.
