IS 10243: 2, 4-D Ethyl Ester EC

12 Pages·1993·1.2 MB·English

by  Bureau of Indian Standards

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IS 10243 (1993): 2, 4-D Ethyl Ester EC [FAD 1: Pesticides
and Pesticides Residue Analysis]
“!ा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””ै”
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“Knowledge is such a treasure which cannot be stolen”

IS l-0243 : 1993

Indian Standard
2,4-D ETHYL ESTER EC - SPECIFICATION
( First Revision )
UDC 632.954 : 661.725ll/-12
@ BIS 1993
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
yruunuJ 1993 Price Group 2
sedicitseP lanoitceS ,eettimmoC FAD 1
FOREWORD
sihT naidnI dradnatS ( tsriF noisiveR ) was detpoda yb eht uaeruB fo naidnI Standards, retfa eht
tfard dezilanif yb eht sedicitseP lanoitceS eettimmoC had neeb devorppa yb eht dooF and
erutlucirgA noisiviD .licnuoC
2, D-4 lyhte retse CE is desu as a .edicideew
ehT lairetam is yllareneg derutcafunam ot niatnoc 38 tnecrep ( m/m ) D-4,2 lyhte retse gnivah 34
tnecrep ( mfm ) fo D-4,2 .dica
nI eht noitaraperp fo this standard, eud noitaredisnoc has neeb nevig ot eht snoisivorp fo eht
Insecticides Act, 1968 and eht seluR demarf .rednuereht ,revewoH this standard is tcejbus ot eht
snoitcirtser desopmi rednu ,eseht reverehw .elbacilppa
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 this standard.
SI 10243 : 1993
Indian Standard
2,4-D ETHYL ESTER EC- SPECIFICATI-ON
( Frist Revision )
fo eht D-4,2 lyhte retse tneserp ni eht elpmas
1 EPOCS
shall eb eht emas as that fo ecnerefer standard
sihT standard sebircserp eht stnemeriuqer and .D-4,2
eht sdohtem fo sampling and tset rof D-4,2
lyhte retse EC. 3.4 lacisyhP
2 SECNEREFER ehT lairetam shall ylpmoc htiw lacisyhp
stnemeriuqer deificeps ni 3.4.1 ot 3.4.4.
ehT naidnI‘ Standards detsil woleb era yrassecen
stcnujda ot this standard: 3.4.1 Cold Test
IS No. Title No ytidibrut ro noitarapes fo dilos ro/dna ylio
rettam ro htob shall rucco nehw eht lairetam
1070 : 1992 tnegaeR edarg retaw ( third is detcejbus ot dloc tset at 10°C as debircserp
revision ) ni 13.1 fo SI 6940 : 1982 ro yna rehto rewol
3;;; [ P : 20 ] : sdohteM fo tset rof muelortep erutarepmet as deerga ot neewteb eht resahcrup
and its stcudorp : P[ : 20 ] and eht .reilppus
Flash tniop yb lebA apparatus
tsrif( revision ) 3.43 Flash Point ( Abel )
6940 : 1952 sdohteM fo tset rof sedicitsep nehW denimreted yb eht doh~tem debircserp ni
and rieht snoitalumrof tsrif( SI 1448 ( P : 20 ) : 1984, eht hsalf tniop fo eht
revision ) lairetam shall eb evoba 24’5°C.
7233 : 1991 2,4-D lyhte ,retse lacinhcet 3.4.3 Emulsion Stability
( second revision )
ynA noitarapes gnidulcni gnimaerc at eht pot
8190 tnemeriuqeR rof gnikcap fo and noitatnemides at eht mottob fo 100 lm fo
( traP 2 ) : 1988 :sedicitsep traP 2 diuqiL noislume deraperp ni standard drah retaw htiw
sedicitsep ( second revision ) O-2 lm ,etartnecnoc shall ton deecxe 2.0 lm
10627 : 1983 sdohteM rof sampling fo nehw detset yb eht dohtem debircserp ni 13.3
ladicitsep snoitalumrof fo SI 6940 : 1982.
3 STNEMERIUQER 3.4.4 Heat Stability
3.1 Constituents retfA gnitaert ni ecnadrocca htiw eht dohtem
debircserp ni 13.4 fo SI 6940 : 1982, eht -etam
3.1.1 ehT lairetam shall tsisnoc fo D-4,2 lyhte lair shall ylpmoc htiw eht stnemeriuqer
,retse ,lacinhcet rehtegot htiw elbatius
deificeps ni 3.2, 3.4.3 and 3.5
,)s(tnevlos )s(reifislume and rehto .)s(tnalumrof
3.1.2 D-4,2 lyhte ,retse lacinhcet deyolpme ni NOTE - ehT lairetam deen ton eb tup ot taeh -taert
eht noitalumrof fo this lairetam shall mrofnoc ,tnem fi eht tcudorp sah dessorc flah fo sti flehs ,efil
sa deniatrecsa morf eht etad fo erutcafunam dna
ot SI 7233 : 1991 .
etad fo yripxe deralced no eht .reniatnoc
3.2 noitpircseD
3.5 Chemical
ehT lairetam shall eb raelc ,diuqil eerf morf
ehT lairetam shall ylpmoc htiw eht lacimehc
.tnemides dednepsuS rettam shall eb .elbigilgen
stnemeriuqer deificeps ni 3.5.1 and 3.5.2.
tI shall ylidaer mrof an noislume no noitulid
htiw ,retaw elbatius rof .yarps 3.5.1 D-4,2 Ethyl Ester Content
3.3 ytitnedI Test nehW denimreted yb eht dohtem debircserp ni
xennA A, eht devresbo D-4,2 lyhte retse
nehW denimreted yb eht dohtem debircserp ni tnetnoc tnecrep ( m/m ) fo yna-i fo eht samples
xennA G fo SI 7233 : 1991 eht noitneter emit shall ton reffid morf eht deralced lanimon
1
IS 10213 : 1993
eulav yb erom than eht tnecrep ecnarelot stimil )d etaD fo erutcafunam and etad fo ;yripxe
detacidni :woleb )e teN mass fo ;stnetnoc
)f lanimoN D-4,2 lyhte retse ,tnetnoc
Nominal Value, Percent Tolerance Limits,
Percent tnecrep ( m/m ); and
up ot )g A yranoituac eciton dedrow as :rhlni
9 +- y 7 1 Insecticides Act, 1968 and .seluR
1 fo eht
evobA 9 and woleb 50 f - 5 , lanimon 6 GNILPMAS
eulav
and evoba +5 I nehW lairetam ni klub ytitnauq is dereffo rof
50
- 3 J ,noitcepsni evitatneserper samples shall eb
drawn and detset rof ytimrofnoc as debircserp
3.5.2 D-4,2
Free ni SI 10627 : 1983 nihtiw 90 syad sti~fo -unam
nehW detset yb eht dohtem debircserp ni .gnirutcaf nehW eht lairetam is del&o rof
xennA B fo SI 7233 : 1991 eerf ytidica noitcepsni retfa 90 syad fo its ,gnirutcafunam
( as D-4,2 dica ) shall ton eb erom than 4 samples shall eb drawn as debircserp ni
tnecrep yb mass. SI 10627 : 1983. ,revewoH eht airetirc rof
ytimrofnoc shall eb eht stimil fo secnarelot as
4 GNIKCAP elbacilppa revo eht deralced lanimon eulav and
nevig rednu 3.5.1 fo this standard.
ehT sreniatnoc shall eb dekcap gnidrocca ot
eht stnemeriuqer nevig ni SI 8190 ( traP 2 ) :
7 STSET
1988.
7.1 stseT shall eb deirrac tuo yb eht
5 GNIKRAM appro_
etairp sdohtem derrefer ot ni 3.3 ot 3.5.2.
ehT sreniatnoc shall raeb ylbigel and ylbiledni
7.2 ytilauQ fo stnegaeR
eht gniwollof noitamrofni ni noitidda ot yna
rehto noitamrofni deriuqer rednu eht lnnsecti- Unless deificeps ,esiwrehto erup slacimehc and
sedit Act, 1968 and :seluR dellitsid retaw ( ees SI 1070 : 1992 ) shall eb
deyolpme ni .stset
)a emaN fo eht ;lairetam
ETON - eruP‘ slacimehc snail
)b emaN fo eht ;rerutcafunam mean chenllcals that
da ton niatnoc seitiruplni hcihw
affect the results of
)c hctaB ;rebmun .sisylana
ANNEX A
( Clause 3.5.1 )
NOITANIMRETED FO D-4,2 LYHTE RETSE TNETNOC
4.2-A nielahthplonehP rotacidnI - 1 tnecrep
A.1 GENERAL
noitulos ni 96 tnecrep lonahte ( m/m ).
latoT elbatcartxe D-4,2 ,tnetnoc tnecrep yb
mass shall eb detamitse yb eht dohtem deificeps 5.2-A cirolhco;dyH dicA - 1 : 1 V/V-( .)
rednu .3-A eerF D-4,2 ,tnetnoc tnecrep yb mass 6.2-A muinommA edixordyH - 1 : 1 ( V/V .j
shall eb detamitse yb eht dohtem deificeps ni
xennA B fo SI 7233 : 1991. D-4,2 lyhte retse 7.2-A muiraB~ edirolhC noituloS - 0.1 percent
tnetnoc shall eb neht detaluclac yb gniylpitlum suoeuqa noitulos (
m/v ).
eht ecnereffid neewteb eht latot detcartxe
1-O tnecrep
D-4,2 and eerf D-4,2 yb rotcaf-eht .122/942 A-2.8 Methyl Orange Indicator -
suoeuqa noitulos (
m/v ).
A-2 REAGENTS A-2.9 Diethyl Ether
A-2.1 muissatoP edixordyH - .stelleP A-2.10 Silver Nitrate Salutiou - 5 tnecrep
( m/tif -)
2.2-A lonaporposI
11.2-A lonahtE - ,lartueN ylevitanretla -ahtem
3.2-A muelorteP rehtE ,lon lartuen yam eb .desu
2
TS 10243 : 1993
A-2.12 Sodium Hydroxide Solution - 0.1 N. yfidica htiw cirolhcordyh .dica Extract the
D-4,2 dica htiw three 25 lm snoitrop of lyhteid
A-2.13 Bromothymol Blue Indicator Solution ether. retfA each noitcartxe htiw ether, wolla
0.04 tnecrep noitulos ni lohocla ( m/m ). tneiciffus emit for the sreyal ot separate.
enibmoC the three ether extracts dna wash
A-3 PROCEDURE htiw evisseccus snoitrop of dellitsid water llit
free of sedirolhc ( tuoba 51-OI lm sgnihsaw
A-3.1 hgieW yletarucca na tnuoma of the
dluohs ton evig yna etatipicerp htiw revlis
elpmas tnelaviuqe ot tuoba 1 g of D-4,2 otni a
etartin ). refsnarT‘ the stnetnoc of the -arapes
mottob-dnuor ,kzalf add tuoba 5-l g of muissatop
yrot lennuf otni a lm-005 lacinoc ,ksalf wash
edixcrdyh ,stellep OS lm ,lonaporposi 20 lm
the yrotarapes lennuf htiw 2 llams snoitrop of
dellitsid water dna 3-2 ssalg .sdaeb tiF a xulfer
ether, tcelloc the sgnihsaw osla otni the lacinoc
resnednoc dna heat ylsuorogiv rednu xulfer for
.ksalf ddA 80 lm ,lonahte dna etartit htiw
tuoba na ..ruoh
dradnats muidos edixordyh noitulos gnisu
2.3-A ,looC retlif the stnetnoc of the ,ksalf lomyhtomorb eulb .rotacidni
wash the ksalf ylhguoroht htiw 10 lm snoitrop of
5.3-A yrraC tuo a knalb noitanimreted htiw
dellitsid water 6 ot 7 semit or litnu traces of
75 rehtelm dna 80 lm .lonahte
ilakla are devomer nehw tested yb -hplonehp
nielaht rotacidni .noitulos retliF dna tcelloc
4-A NOITALUCLAC
the etartlif otni a lm-005 yrotarapes .lennuf
Extract the stnetnoc of the yrotarapes lennuf
htiw two 50 lm snoitrop of muelortep ether ot 1.4-A latoT elbatcartxe
evomer elbaifinohpasnu .slio ylluferaC draw off 2, D-4 ,tnetnoc
1~22x5*2xNx),V--,~(
the suoeuqa phase otni a lm-005 rekaeb dna tnecrep yb ssam =
M
etaropave ti no a water ,htab ylwols dna -erac
,ylluf litnu the emulov si decuder ot tuoba where
50 .lm
V, = ,emulov ni ,lm of dradnats muidos
3.3-A looC dna refsnart the noiiulos otni a edixordyh noitulos deriuqer for the
lm-052 cirtemulov ,ksalf wash the rekaeb 2 ot 3 ;tset
semit htiw llams snoitrop of dellitsid water dna
,v = ,emulov ni ,lm of dradnats muidos
refsnart the sgnihsaw osla ot the cirtemulov
edixordyh noitulos deriuqer for the
.ksalf ddA a few drops of cirolhcordyh dica
knalb ;noitanimreted
litnu the ecnaraeppasid of .ytinilakla ddA
muinomma edixordyh dna ekam the noitulos N = ytilamron of dradnats muidos -ordyh
enilakla dna check htiw nielahthplonehp -idni edix ;noitulos dna
cator. ylluferaC add 3 lm of muirab edi,rolhc
dna shake ylsuounitnoc ot etatipicerp yna yttaf M = ,ssam ni g, of elpmas nekat for the test.
dica devired morf the .noitacifinopas etuliD
the noitulos ot the kram htiw dellitsid water 2.4-A 2, D-4 lyhte
dna wolla ot dnats for tuoba 5 setunim htiw ester tnetnoc = Zx)B-A(
lanoisacco .gnirrits
where
4.3-A retliF the stnetnoc of the cirte.mulov
A = latoT elbatcartxe D-4,2 tnetnoc
ksalf otni a lm-052 .rekaeb ekaT tuo htiw
( see 1.4-A ;) dna
ettepip 100 lm of etartlif otni a lm-052 :arapes
yrot lennuf dna gnisu lyhtem egnaro rotacidni B = eerF D-4,2 tnetnoc ( see 3.5.2 ).
3
Standard Mark
ehT esu fo eht dradnatS Mark is denrevog yb eht snoisivorp of the Bureau of Indian
Stmdards Act, 1986 and eht seluR and snoitalugeR edam .rednuereht ehT dradnatS Mark
no stcudorp derevoc yb an naidnI dradnatS syevnoc eht ecnarussa 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 .recudorp 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 naidnI Standards.
Bareaa of Indian Standards
SIB is a yrotutats noitutitsni dehsilbatse rednu eht uaeruB fo Indian Standards Act, 1986 to
etomorp suoinomrah tnempoleved fo eht seitivitca fo ,noitazidradnats gnikram and
quality
noitacifitrec fo sdoog and gnidnetta ot detcennoc srettam ni eht .yrtnuoc
Copyright
SIB has eht thgirypoc fo all its .snoitacilbup oN trap fo eseht snoitacilbup yam eb decudorper
ni yna mrof tuohtiw eht roirp noissimrep ni gnitirw fo .SIB sihT seod ton edulcerp eht eerf ,esu
ni eht esruoc fo gnitnemelpmi eht standard, fo yrassecen ,sliated hcus as slobmys and ,sezis epyt
ro edarg .snoitangised seiriuqnE gnitaler ot thgirypoc eb desserdda ot eht rotceriD
( snoitacilbuP ,) .SlB
noisiveR
of Indian Standards
stnemdnemA era issued ot standards as eht deen sesira no eht basis fo .stnemmoc Standards
era osla eiver deN ;yllacidoirep a standard gnola htiw stnemdnema is demriffaer nehw hcus weiver
setacidni that on segnahc era ;dedeen fi eht weiver setacidni that segnahc era ,dedeen ti is nekat
up rof .noisiver sresU fo naidnI Standards dluohs niatrecsa that yeht era ni noissessop fo eht
tsetal stnemdnema ro noitide yb gnirrefer ot eht tsetal issue fo SIB< .koobdnaH and sdradnatS‘
ylhtnoM .’snoitiddA stnemmoC no this lndian dradnatS yam eb tnes ot SIB gnivig eht gniwollof
:ecnerefer
toD : oN FAD 1 ( 4002 )
Amendments Issued Since Publication
dnemA .oN etaD fo eussI txeT detceffA
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