IS 14179: Methods of test for ceramic tableware

13 Pages·1999·1.4 MB·English

by  Bureau of Indian Standards

इंटरनेट मानक
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timely dissemination of this information in an accurate manner to the public.
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“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 14179 (1999): Methods of test for ceramic tableware [CHD
9: Ceramicware]
“!ा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”

Indian Standard
METHODS FO TSET ROF
CIMAREC ERAWELBAT
ICS 81.060: 19.020

0 BIS 1999
BUREAU OF INDIAN STANDARDS
MANAKBHAVAN, 9SAHADURSHAHZAFARMARG
NEW DELHI 110002
March 1999 Price Group 4
erawcimareC lanoitceS ,eettimmoC DHC 9
FOREWORD
sihT naidnI dradnatS was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard dezilanif yb eht erawcimareC
lanoitceS eettimmoC had neeb devorppa yb eht lacimehC noisiviD .licnuoC
ehT sdohtem fo tset derevoc yb this standard evah neeb tlef yrassecen rof assessing eht ytilauq and eht
ytimrofinu fo cimarec erawelbat .sehsinif ,revewoH ti dluohs eb ni~emob dnim that cimarec erawelbat deen ton
eb detcejbus ot all stset ,dedivorp ynam fo hcihw thgim kcal rofecnacifingis eht dednetni .esu ehT stset era
dednetni ot eb desu rof cificeps snoitidnoc gnidneped no eht lacisyhp and lacimehc scitsiretcarahc laitnesse
rof eht esu fo eht cimarec erawelbat ro as yam eb yllautum deerga neewteb eht reilppus eht-dna .remusnoc
ehT elbatpecca stimil rof hcae citsiretcarahc shall eb as debircserp ni eht tnaveler tcudorp .noitacificeps
ehT sdohtem fo tset era dengised ot tset eht seitreporp fo cimarec erawelbat as a elohw and od ton ekat otni
noitaredisnoc eht tceffe fo ssecorp selbairav no eht tnereffid .seitreporp
ehT sdohtem fo tset rof esaeler fo cixot stnemele ,dael ,muimdac and ,cinesra hcihw era ot eb derevoc yb
SI 9806 : 198 1 ( under revision ), evah ton neeb .dedulcni
nI eht noitalumrof fo this standard, eud egathgiew has neeb nevig ot lanoitanretni standards and secitcarp
gniliaverp ni tnereffid seirtnuoc apart morf eht secitcarp tnelaverp ni eht dleif ni this .yrtnuoc
ehT noitisopmoc fo eht lacinhcet eettimmoc elbisnopser rof noitalumrof fo this standard is nevig at xennA A.
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‘ gnidnuorrof 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.
IS 14179 : 1999
Indian Standard
METHODS FO TSET ROF
CIMAREC ERAWELBAT
1 EPOCS 3TERMmOLOGY
sihT standard sebircserp eht sdohtem fo sampling and roF eht esoprup fo this standard, eht snoitinifed nevig
tset rof cimarec .erawelbat ni SI 278 1 shall .ylppa
2 SECNEREFER 4 DNAGNILPMAS YTlMROPNOCRIMURETIRC
FORCERAMIC ERAWELBAT
ehT gniwollof standards niatnoc snoisivorp hcihw
hguorht ecnerefer inthis ,txet etutitsnoc noisivorp 4.1 toL
fo this standard. At eht emit fo ,noitacilbup eht
snoitide detacidni erew .dilav llA standards era tcejbus llA eht erawelbat smeti fo eht emas ,epahs ezis and
ot ,noisiver and seitrap ot stnemeerga desab no this lairetam and gnignoleb ot eht emas hctab fo -unam
standard era degaruocne ot etagitsevni eht ytilibissop erutcaf shall etutitsnoc a .tol
fo gniylppa eht tsom tnecer snoitide fo eht standards
4.1.1 hcaE tol shall eb detset yletarapes rof all eht
detacidni :woleb
stnemeriuqer fo eht .noitacificeps ehT rebmun fo
SI No. Title seceip ot eb detceles morf hcae tol rof this esoprup
shall eb as nevig ni elbaT 1.
878 : 1975 detaudarG gnirusaem srednilyc
(first revision ) 4.2 ehT seceip shall eb detceles at modnar morf
hcae tol ( ees SI 4905 .)
:0701 1992 tnegaeR edarg retaw (
third reuision )
2480 lareneG esoprup glass 4.3 Number of Tests
traP( )1 : 1983 sretemomreht : traP 1 diloS mets
4.3.1 stseT rof all eht stnemeriuqer fo -namkrow
sretemomreht (
second revision ) ship, hsinif and lausiv assessment shall eb enod no
:9162 1993 Glass srekaeb ( samples detceles as rep 1oc 2 fo elbaT 1 and stset rof
second revision )
eht gniniamer scitsiretcarahc ebllahs demrofrep no
:1872 1975 yrassolG fo smret gnitaler ot
eht samples detceles as rep 1oc 4 fo elbaT 1.
erawcimarec
(first revision )
4905 : 8%1 sdohteM fo modnar sampling 4.4 Criteria for Conformity

4955 : 1993 dlohesuoH yrdnual tnegreted 4.4.1 An meti ton gniylpmoc htiw eno ro erom than
sredwop ( eno stnemeriuqer shall eb demret as .evitcefed
third revision )
Table 1 Scale of Sampling
)3.4.4dna2.4.4,1.3.4,1.1.4sesuuIC(
Lot Size Sample Size for Visual Permissible Number Sample Size for All
Assessment, Workmanship of Defectives Other Requirements
and Finish
)1(
(2) (3) (4)
up ot
150 8 0 2
151 to 280 13 1 2
281 to 500 20 2 3
501 to 1 200 32 3 3
1 201 to 3 200 50 5 4
3 201 to 10 000 80 7 5
10 001 and above 125 10 5
1
IS 14179 : 1999
4.4.2 roF eht tol ot eb detpecca as gnimrofnoc ot eht sa :swollof
stnemeriuqer fo ,pihsnamkrow hsinif and lausiv
)a trevnI eht elpmas and ecalp ti ecaf nwod no a
assessment, eht latot rebmun fo sevitcefed shall ton
ecafrus .etalp
deecxe eht gnidnopserroc ecnatpecca rebmun as
nevig ni 1oc 3 fo elbaT 1. )b ecalP a thgiew ssorca eht gnitser ecafrus fo
eht meti ot ezilibats ti ni .ecalp
4.4.3 ehT tol gnivah neeb dnuof yrotcafsitas gnidrocca
ot 4.4.2, shall eb rehtruf detset rof ,egapraw retaw )c tpmettA ot tresni a releef eguag neewteb eht
,noitprosba ecnatsiser ot stnegreted and ecnatsiser ecafrus and yna noitrop fo eht elpmas .egde
ot gniliob cirtic dica no eht samples detceles as rep ehT gnidaer fo eht releef eguag lliw etacidni
1oc 4 fo elbaT 1. ecnatsiseR ot noisarba shall eb detset eht egapraw no eht egde fo eht .meti
no yllaiceps deraperp dezalgnu selit ( ees 14.2 .) llA
eht stset shall pass rof eht tol ot eb dnuof yrotcafsitas )d evomeR eht thgiew morf eht gnitser ecafrus
gnidrocca ot eseht .stnemeriuqer and ecalper ti htiw an .retemonilcni
4.4.4 ehT tol gnivah neeb dnuof yrotcafsitas gnidrocca )e enimreteD eht epols fo eht gnitser .ecafrus
ot 4.4.3 shall neht eb detset rof gnizarc ,ecnatsiser
7.3 Flatness
tcapmi htgnerts and gnippihc ,ecnatsiser and ecnatsiser
ot lamreht .kcohs ehT ecafrus ssentalf fo eht gnitae aera fo eht erawtalf
shall eb denimreted yb using a dial .rotacidni ehT
4.4.4.~1 ehT samples shall mrofnoc ot all eht stset rof
elpmas shall eb yletauqeda dekcolb and eht
eht tol ot eb detpecca as gnimrofnoc ot eht stnemeriuqer
rotacidni dezilibats ot tneverp a detrotsid .gnidaer
fo eht .noitacificeps
ehT latot tuonur ( ssentalf ) desserpxe ni lamiced
5 QUALITY OF REAGENTS eulav shall eb eht noitammus fo eht hgih ( xevnoc )
and eht wol ( evacnoc ) tniop .deretnuocne
Unless esiwrehto ,deificeps erup slacimehc and tnegaer
edarg retaw ( ees SI 1070 ) shall eb deyolpme ni .stset 8 TSET FOR CRAZING RESISTANCE
NOTE - ‘Pure chemicals’ shall mean chemicals 8.1 hserF elohw yrd selcitra shall eb detcejbus ot eht
that do not contain impurities which affect the results gnizarc .tset yehT shall eb decalp ylesool at moor
of analysis. erutarepmet no a elbatius troppus at tsael 50 mm evoba
retaw level ni an evalcotua hcihw shall eb fo tneiciffus
6 VISUAL ASSESSMENT
yticapac and deppiuqe htiw a ytefas ,evlav ffo-wolb
stcefeD ni tcepser fo ,ecnaraeppa ,pihsnamkrow ;evlav ,retemomreht erusserp eguag and gnitaeh
noitaroced and emos stcefed fo ezalg era assessed tnemegnarra ro rehto snaem fo tneiciffus yticapac ot
.yllausiv ehT dezalg erawelbat shall eb deweiv morf erusne tnatsnoc maets erusserp nihtiw eht .evalcotua
a ecnatsid fo yletamixorppa eno retem ot enimaxe tneiciffuS tnuoma fo dellitsid retaw shall eb nekat ni
mrofinu ytilauq fo ezalg and stcefed ekil ,stlew ,spihc eht .evalcotua thgilS retaw lliw niamer retfa eht .tset
,ezarc ,skceps gnilwarc ro rehto snoitcefrepmi yllaitinI eht ffo-wolb evlav shall eb tpek nepo litnu
gnitcarted morf eht sight. ehT rebmun fo stcefed maets snigeb ot epacse ybereht gnillepxe fo~tsom eht
elbissimrep rof a ralucitrap erawelbat meti shall eb as .ria oslA gnisolc eht ffo-wolb retaw,evlav shall eb
rep eht tnaveler tcudorp .noitacificeps tpek gniliob and eht maets erusserp desaercni at a
mrofinu etar litnu ti sehcaer eht 5erusserp 2m&k nihtiw
7 TEST FOR WARPAGE
a doirep fo 30 nim ro eno and a flah ruoh gnidneped
7.1 Out-of-Roundness no eht dnik fo eht eraw and dloh ti at eht mumixam
erusserp rof 1 h. tneiciffuS taeh shall eb deilppa ot
ehT ssendnuor-fo-tuo fo eht erawelbat shall eb
maintain a tnatsnoc maets erusserp rof eht deificeps
denimreted yb esu fo a dial .rotacidni ehT ,elpmas
.doirep
gnitser no its toof no a talf ,ecafrus shall eb dekcolb
ni a rennam ot wolla its .noitator ehT rotacidni 8.2 ehT ecruos fo taeh shall neht eb shut ffo and maets
regnulp shall ekirts eht retuo mir egde fo eht elpmas erusserp desaeler ylwols ni ton less than 30 nim
morf evoba at a 45” elgna ot a latnoziroh .enalp ehT yb gninepo eht wolb ffo .evlav ehT eraw shall eb
elpmas ebllahs detator and eht wol and hgih sgnidaer dewolla ot looc ot moor erutarepmet ni eht .evalcotua
.nekat ehT ecnereifid neewteb eht owt sgnidaer shall ehT seraw neht shall eb devomer and detset rof gnizarc
etoned eht .ssendnuor-fo-tuo yb gniylppa 0.5 tnecrep nisoe noitulos v/m( ) ni retaw
ro eulb kcalb niatnuof nep kni ot eht dezalg .ecafrus
7.2 Edge Warpage and Slope for Flatware erehT dluohs ton eb yna riah ekil nrettap retfa
egdE egapraw and epols fo smeti shall eb denimreted noitacilppa fo eht eyd ro .kni
2
IS 14179 : -1999
9 TEST FOR IMPACTS TRENGTHA HD CHIPPKNG 10 TEST FOR WATER ABSORPTION
RJBISTANCE
10.1 PrinCiple
9.1 Principle
retaW noitprosba fo eht elpmas is denimreted yb eht
sihT tset is deirrac tuo ot erusne that eht erawelbat tnuoma fo retaw debrosba yb gniliob eht elpmas ni
withstands stcapmi deretnuocne ni lamron yad ot yad dellitsid retaw and gnidnif eht esaercni ni eht mass.
esu tuohtiw gnikaerb ro .gnippihc
10.2 Test Pieces
9.2 Apparatus
eviF tset seceip morf evif tnereffid tset samples era
9.2.1 Impact Tester tuc ro nekorb ot teg a ecafrus aera fo tuoba 16 .2mc
At tsael owt talf secaf fo eht tset seceip shall eb dezalg
A elbatius muludnep epyt tcapmi retset is detartsulli
and rehto sides .dezalgnu ehT tset samples shall eb
.giFni 1.
ylhserf tuc ro .nekorb
9.3 Procedure
10.3 Procedure
9.3.1 Impact Strength
tseT seceip shall eb deird at a neewteb~erutarepmet
nehW gnitset a ,etalp recuas ro ,rettalp troppus eht 110“ and 12O’C and neht delooc ot a moor erutarepmet
eraw against eerht yllauqe decaps 3 mm retemaid ni a .rotaccised ehT tset seceip shall eb dehgiew
leets balls os that nehw eht remmah is hanging yletarucca ot eht 10.0.tseraen g and neht tup ni lessev
yllacitrev eht tcapmi tniop fo remmah sehcuot eht and etaucave eht ria gniniatniam eht erusserp at
ertnec fo eht mottob fo eht tset .eceip nehW gnitset less than eerht sertemitnec fo yrucrem rof 1 1~.
a puc ro ,lwob ecalp eht eraw no its toof neewteb owt ecudortnI ylhserf deliob and delooc dellitsid retaw
tsac nori skcolb gnimrof a 90” ’V‘ esohw sides era otni eht lessev gniniatniam eht muucav litnu eht
yltneiciffus hgih ot troppus eht reppu egde fo eht puc seceip era derevoc htiw .retaw nehT timda ria otni
ro lwob and adjust ti ni hcus a rennam that nehw eht eht lessev gnizilamron eht erusserp and liob eht
remmah is hanging ,yllacitrev its tcapmi tniop seceip ni dellitsid retaw rof ton less than 20 .nim
sehcuot eht puc ro lwob at its reppu egde and no eht ,looC epiw eht seceip htiw a damp tfos nottoc htolc
enalp fo eht rotcesib fo eht elgna fo .’V‘ ekirtS eht ot evomer gnirehda ecafrus retaw and hgiew .ylkciuq
tset eceip htiw eht lacirehps dne fo eht remmah htiw
retaW noitprosba fo eht tset seceip shall eb detaluclac
an tcapmi ecrof as deificeps ni eht tnaveler tcudorp
as :swollof
noitacificeps ecno .ylno
N-Ml
9.3.1.1 A eraw hcus as a ,etalp recuas ro rettalp shall retaW ,noitprosba tnecrep yb mass = - x 100
eb deredisnoc as ton gniylpmoc eht tset fi ti spoleved M,
a erutpur hcihw sraeppa as a eloh hguorht eht ydob
erehw
ro as a ydob kcarc gnidnetxe hguorht its .mir A puc
ro lwob shall eb osla detaert as ton gnimrofnoc fi ti mass ni g fo eht dekaos tset eceip retfa
M2 =
spoleved a ydob kcarc gnidnetxe otni yna noitrop fo ,gniliob and
eht toof ro a noitrop fo eht ydob skaerb .yawa
M, = mass ni g fo eht yrd tset .eceip
9.3.2
Chipping Resistance
10.4 Report
sihT tset shall eb deirrac tuo no talf eraw .ylno ecalP
ehT egareva tluser fo evif seceip shall eb .detroper
eht etalp ro recuas stino toof neewteb owt tsac nori
skcolb gnimrof a 90” ’V‘ and adjust ti ni hcus a
11 TEST FOR RESISTANCE TO DETERGENTS
rennam that nehw eht si-remmah hanging yllacitrev
eht retnec fo eht tcapmi ecaf fo eht gnippihc 11.1 Principle
remmah sehcuot eht egde fo eht tset eceip at eht
ehT .erawelbat selcitra era desremmi otni tnegreted
enalp fo eht rotcesib fo eht elgna fo eht .’V‘ ekirtS
noitulos at a erutarepmet fo 60°C rof 48 h and ssol
eht tset eceip at eerht yllauqe decaps stniop no its
fo ssolg fo eht ezalg is derapmoc yllausiv against
yrehpirep htiw eht lacirdnilyc dne fo eht remmah
detsetnu .elpmas
htiw an tcapmi ecrof as deificeps ni eht tnaveler
tcudorp .noitacificeps 11.2 Reagent
9.3.2.1 ehT eraw shall eb deredisnoc as ton gnimrofnoc 11.2.1
Detergent
eht tset fi eht tcapmi stluser ni gnippihc fo eht egde
os that stnemgarf fo ezalg and ydob era .devomer 0.04 tnecrep ( v/m ) ( ees SI 4955 1.
3
TRIANGULAR CASTINGS FOR
SPECIMEN SUPPO
HAND WHEEL

.GIF 1 IMPACT TSET SUTARAPPA
11.3 Procedure 12.1 Principle
ecalP ,hserf naelc elohw elcitra ro eceip ni a elbatius ehT seceip fo erawelbat selcitra era desremmi otni
.rekaeb Add tnegreted noitulos os that eht elcitra is 10 tnecrep cirtic dica noitulos at 100 f %01 rof 1~6 h
yletelpmoc desremmi and neht revoc htiw hctaw glass. and ssol of ssolg fo ezalg is derapmoc yllausiv against
ecalP eht rekaeb ni an ria nevo rof 48 h at a -arepmet detsetnu .elpmas
erut fo 6O“C. gniruD eht doirep fo ,tset eht -necnoc
12.2 Reagent
noitart fo eht tnegreted noitulos shall eb deniatniam
yb adding deriuqer tnuoma fo retaw .yllacidoirep At 12.2.1 Citric Acid, 10 percent (m/v) Solution
eht dne fo eht evomer‘,doirep eht tset ,nemiceps wash A hserf noitulos deraperp eht emas yad is deriuqer
htiw retaw and .yrd erapmoC eht ssol fo ssolg fo ezalg rof hcae .tset
fo eht tset nemiceps yllausiv against detsetnu .elpmas
12.2.2 esaerG Solvent
12 TESTFORRESISTANCE’I’QBOILING~C enotecA ro enelyhteorolhcirt elbatius rof gninaelc
ACID eht .nemiceps
4
IS 14179 : 1999
12.3 Procedure ,nevo eno at a ,emit yb snaem fo sgnot htiw -sotsebsa
derevoc tips, gnitelpmoc eht ssecorp fo ecnerefsnart
12.3.1 ekaT 350 lm fo eht tset noitulos otni eht rekaeb
ni 5 f 1 s rof hcae ,elcitra and esremmi eht snemiceps
and kram eht .emulov taeH eht noitulos and
rof a deificeps doirep fo ton less than owt setunim otni
maintain a erutarepmet fo 100 f 1O’C. ssoL fo retaw
eht dloc htab-retaw hcihw has neeb deniatniam at
no noitaropave is dehsinelper yb adding retaw and
erutarepmet .zt retfA gnisremmi ni eht dloc ,htab-retaw
making eht emulov otpu eht .kram ehT rekaeb is
yrd eht snemiceps and neht esremmi ni eht nisoe
derevoc htiw hctaw glass.
.noitulos enimaxE eht tset snemiceps retfa .gninaelc
12.3.2 kaerB eht erawelbat selcitra ot eb detset and snemiceps-ehT shall eb detcejbus ot this tset evif .semit
tcelloc eht dengised and deruoloc .seceip esniR eseht
13.4.2 ehT snemiceps shall eb deredisnoc ot evah
seceip htiw enoteca ro enelyhteorolhcirt and epiw ffo
deifsitas eht tnemeriuqer fo eht tset fi ereht is on
eht ysaerg ,seitirupmi fi ,yna morf eht ecafrus fo eseht
gnizarc fo eht ezalg ro gnikcarc fo eraw-eht detacidni
tset .seceip tuP emos denaelc seceip otni eht rekaeb
yb deruoloc riah senil no eht ecafrus fo yna .nemiceps
gniniatnoc gniremmis tset noitulos rof 16 h elihw
gniniatniam a erutarepmet fo 100 f 10°C. 14 TEST FOR RESISTANCE TO ABRASION
tuohguorhT eht noitarud fo eht ,tset erac dluohs eb
nekat ot peek eht tset noitulos otpu eht .kram 14.1 Principle
12.3.3 retfA eht tset is ,revo ekat tuo eht tset seceip ehT selcitra era debbur htiw an evisarba lairetam and
morf eht .rekaeb Wash eht eceip~tset htiw retaw and eht ssol ni thgiew retfa eht emit doirep is .denimreted
.yrd ehT tset seceip shall ton wohs yna ssol fo ssolg
14.2 Test Pieces
fo ezalg nehw derapmoc htiw eht detsetnu .nemiceps
tseT seceip shall eb yllaiceps edam dezalgnu straight
13 TFSTFORRESISTMKE‘IOTIIERMALSHOCK
elit seceip fo noisnemid 150 x 100 x 25 .mm
13.1 Principle
14.3 Apparatus
lamrehT kcohs is derusaem yb eht ecnereffid neewteb
ehT apparatus stsisnoc fo a emarf otni hcihw eht elpmas
eht reppu erutarepmet ,t ot hcihw eht snemiceps
nac eb .dettif Means era dedivorp ot evig a -orpicer
era detaeh and eht rewol erutarepmet 2f fo eht dloc
gnitac noitom ot eht emarf yb snaem fo elbatius
htab-retaw otni hcihw yeht era decalp retfa .gnitaeh
raeg nevird yb an cirtcele rotom fo ton less than
sihT is a tset rof ycnednet fo gnizarc eud ot laudiser
0.18 kW ( ro 4/l hp .) ehT ycneuqerf fo noitallicso
sesserts retfa gnirif and ton eud ot srotcaf fo erutsiom
shall eb 30 nim and eht edutilpma 37 .mm dleH ni a
.noisnapxe
etarapes emarf tub gnitser no eht tset eceip is a tsac
13.2 Apparatus nori pan gnivah a tols ni eht .mottob ehT thgiew fo
.gk5.0*5.4ebllahsnapeht
13.2.1 Air-Oven
With a erutarepmet egnar fo 35 ot 25O“C and 14.4 Procedure
dedivorp htiw an ria rerrits ro rotaiucric ot erusne 14.4.1 hgieW eht elpmas yletarucca ot nihtiw 0.0 1 g
ytimrofinu fo .erutarepmet ehT nevo shall evah a and eruces ylmrif ni eht .emarf ecalP eht tsac nori
tatsomreht elbapac fo gniniatniam eht erutarepmet pan no eht elpmas and llif htiw nocilis edibrac
tnatsnoc ot C”l* up ot 18O’C and C“2* neewteb redwop ( passing norcim-058 SI eveiS and deniater no
180 and 25O“C. tI shall osla eb dedivorp htiw a norcim-005 SI eveiS .) ehT thgiew fo nocilis edibrac
retemomreht elbapac fo gnieb daer ot an ycarucca fo ni eht pan shall eb tpek neewteb 0.70 kg and 0.90 kg
%l”C ees[ elbaT 1 fo SI 2480 ( traP )1 1. tuohguorht eht tset ( that is yletamixorppa lluf-flah .)
teS eht elpmas emarf ni noitom and drocer eht .emit
13.3 Reagent
retfA 1 h pots eht enihcam and evomer eht elpmas and
13.3.1 Eosin Solution hgiew ot eht tseraen 0.01 g. taepeR eht erudecorp rof
thgie eno ylruoh .sdoirep
tnecrep )v/m( ni .retaw
0.5
14.4.2 ekaM a etarapes noitanimreted fo klub .ytisned
13.4 Procedure
ehT noisarba ssol gnirud eht tsrif ruoh shall eb
13.4.1 ecalP eerht snemiceps ni eht nevo-ria dedragersid esuaceb eht lanigiro ecafrus fo eht tset
ylsuoiverp detaeh ot eht reppu erutarepmet ,t os that eceip is ylekilnu ot eb ,enalp htiw eht tluser that sessol
eht ecnereffid ( ,t - )zt is lauqe ot 12O’C, ,t gnieb eht gnirud this doirep od ton etaler ot eht elohw .ecafrus
erutarepmet fo tap retaw ni eht dloc .htab-retaw ehT tneuqesbus thgiew ssol ni grams shall eb dedivid
Maintain eht samples ni eht nevo at that erutarepmet yb eht klub ytisned and eht noisarba ssol desserpxe
rof 30 .nim nehT evomer eht snemiceps morf eht ni smret fo sertilillim rep .ruoh
5