TM_D_526_
_70_rus_scan
yP96/70ASTM I526-70CTaHIapTHH MeTon onpeeeHA CEMHua B OeH3HeBeCOBHM CIOCOOOMHacTom CTaHmapT AmepuKaHcKoro oomecTBa HO CHNTaHIAM MarepMaIam H3IaH Hon 中uKCHpoBaHHHM 0003HaeHMem I 526;Henoc-peICTBeHHO CIenyee 3a HIM CIO yKa3HBaeT roI HepBOHaaILHorOonoopeHI cTaHapTa wIn,B cyqae HepecmoTpa,rol HOcIenHeroHepecmoTpa.OH ABIHeTcH TaKke CTaHapTom HeTHOTO MHCTuTyTa,MBIaHHM IOn MKCpOBaHHNM 003HaTeHMeM VP 96,3a KOTOpHM CIeny-eT qnCIo,yKa3HBaomee roI HOCIeIHero nepeCmOTpa.3ToT meTon OHI HpMHAT Kak oom craHapT ASTM-P B I964r.I.0acTL pMeHehna MeToaI.I.HacTom meron pacupocTpaHHeTcH Ha onpeneIeHMe Beco-BHM CHOCOOOM OOmero coepKaHI cBMHua B OeH3WHe I IpyrX IerKXIncTMIITax c moOaBKO CBMHeuaKIoB(Terpa3TMICBMHen MI reTpa-MeTICBMHe,IMeTIn3TICBHe,MeTITpTICBHe WIM X CMe-c)B KOMYecTBe or 0,2 o 0,5 r cBMHua Ha raIIoH CIA WIM oT0,05 o I,3 r cBMHua Ha IMTp.IpumeaHne I-AILTepHaTBHHe MeTOIH OnpeeIeHA CBHIaB eH3He:ASTM I 2547-yP 248-0LeMH xpomaTHH cHoco,ASTM I 2599-yP 228-peHTreHoBcKaa cHeKTpockoMA,JP 270-MeTOIC CHOIb3OBaHeM MOHOXIOpCToro ona.IpmmeaHe 2-CoBMeCTHH KOHTpOL MeToa HpM ypOBHe cOep-KaHMa cBMHua Hnke 0,5 r Ha ra.CIA He HpOBOIMICA.I.HacTomi meTon OTHOCuTCH K opCKIn KoMMTera I-2 ASTM HoHepTenpoyKTam K Cma3oTHHM MaTepMaIam.B JP 9TOT MeTOn OTHO-cHTCH K opuCInKIn KOMMTeTa no cTaHapTn3auM.2.2.CymeCTBO MeTola2.I.CBHeuaIkMI peBpamaoT B XIopMI cBMHa M SKCTparMpyTM3 OeH3Ha KOHueHTpMpoBaHHO cOHO KCIOTO HarpeBaHMem c o6-paTHHM XOOMILHKOM.KuCIui sKcTpaKT McHapAT ocyxa,HpMcyT-cTBymee opraHneckoe BemecTBO ylaIHoT OKMCIeHMem a3OTHO KCIO-To H onpemeIAT CEMHen BeCOBHM CHOCOOom KaK XpoMaT CBMHua.3.Anaparypa3.I.Amuapar IIa poBeneHMa KcTpakIM,3roTOBeHH sopoCHIMKaTHoro cTekIa,cooTBeTCTPym pasmepaM,HPMBOIeHHHMHa puc.I,K cocTomei n3 cIenyx IeMeHTOB:3.I.I.Koa KeHa emKOCTL 500 MI.3.I.2.06paTHH XOJOIWILHK XOMHca c BHIyCKHHM OTBepCTHeMIa napa,coeIMHeHHM KayyKoBol TpyOKOl c BHXOIOM Hapyxy LIMB BHTKHO wKa.3.I.3.3arpy3oTHa TpyoKa(BopoHKa)BMeCTMOCTL HHOH3H-TeILHO 70 mI.c meTo(epra)Ha ypOBHe HpHOH3HTeILHO 50 MI.3.I.4.HarpeBaTeLHaH Tpyoka c BuTaKHoM Tpyoo IIa yBeIn-eH KOHBeHMM B KMIKOCT.3.I.5.HarpeBaTeLHa cHMpanL-250 BT M3 HXpOMOBOl HpoBO-JIOK cOOTBeTCTByomero copTameHTa.3.I.6.PeocTar-a peryInpoBahna HarpebaTeIA:-HMTaHMeor ceTM IIO B.:coHpoTMBIeHMe 25 OM,MMHMaLHaH MOMHOCTL 2A.-HTaHme or ceTn 240 B:copoTHBIeHMe 250 OM,MMHMaILHaa MOm-HOCTL IA.3.2.$ILTpoBaLH TureL-BMeCTMMOCTL HpMOIH3HTeILHO25 MI H3 cHeqeHHoro crekIa nopucTH 4,jappopoBHe TrIMHa 25 MI c nopuCTocTL IHa,sKBMBaneHTHo ynIOTHeHLAM 300I;wn Turn lya,cHocooHe ylepBaTL TOHRM ocaoK.4.PeareHTH4.I.Bo Bcex MCTaHX CHOIb3yOTCH XMeCkne HpoyKTHy.a.Ip oTcyrcTBnn cHeMaILHHX ya3aHi aTo o3Hauaer,uroBce peareHTH OKHH cooTBeTCTBoBaTL cHeMKanLAM Ha PeareHTH3.Ii aHaM3a In IpyTum yTepKeHHm cTaHlapTam Ha XMecknepeareHTH.Bo3MOKHO MCHOIL3oBaHe IpyrMX cOpTOB HpH yCIOBMHpeBapMTeILHO HpoBepKn,To peareHT MeeT HOCTaToTHO BHCOKOcTeneHL ncToTh n ero cHOb3oBaHe He CHM3HT TOHOCTL Opele-IeH.4.2.ucToTa BoH-Ipn orcyrcTBun cHenMaLHHX TpeOoBaHinompasymeBaerca IncTImpobaHhaa Bola,He colepmamaa cBHua,In Bona aHaIorHO ncToTH.4.3.xcycHa KucIoTa(I:I)-CMemnBaoT I oLem eIAHOiyKCyCHO KCIOTH C I OOLeMOM BOIH.4.4.IupOOKHCL amMOHMA(I:I)-CMemMBaT I OOLeM KOHHeHTPH-poBaHHoi rupookncH amMOHMA(HAOH,y.Bec 0,880)c I OOLeMOMBOIH.4.5.AcoecT_-cpenHeBOOKHMcTui,HpoMHTH knCIoToi n po-KaeHH I cHOL3OBaHMA C THAMM yua.IpmMeaHe 3:McuTHBaoT acoecT,CHoL3yem B ycIOBLAXahann3a,Ia onpemeIehna norepn ero macch B pe3yIbTare pacTBo-peHA In mexaHeckoro pa3oeHnA.B cyqae HeOOxOMOCTH C-Tr acoecT pykamn,Yroo ylaMTL rpyoHe acTH,a saTem HepenCIOIb30BaHeM IPOMHBaT KCIOTo.4.6.Taxeu ucTLLaT-IpAMorOHH HeTAHol IuCTHLIAT,He coepam CBMHua,c HM3KIM OPOMHIM YCIOM,C OTOHOM HpMOI-snTebHo I0%HpM 4000F(2050C)90%HpM 4600F(240C).4.7.CoJgHaH KncIoTa(yI.Bec I,I9)-KoHueHTpMpoBaHHaacOJAHa KcIoTa(HCI).4.8.A3oTHa KncoTa(yI.Bec I,42)-KOHueHTpPOBaHHaaa3oTHa KcIoTa(HOg).2.Aeagent _ Chenisats,American Chemical Society Specificarions,Am.soe.washinfen.2c.wI cHema pM Ha XMneckne poyKTH aHaITecKorOcopra.PeKomeHIaun no McHNTaHno peareHToB,He BOWeIWX BCHpaBOTHIK AMepKaHCKOrO XMeCKOrO OOmecTBa IM B cHeIOM-Kaimm pM,CM.B Reagent chemicas and san,by goseph hosin,Q.vaer.Co.Ire.,Meis York,N.y us Unitee staes phaz-macopeia us Brifish Phaenmacepoei 4.4.9.A3oTHaH KncoTa(I:20)-CmemaTL I 00Lem HMO(y.BeC.I,42)c 20 LeMaMM BOIH.4.I0.PacTBop MHIKaTopa H-HuTpoeHoa-PacTBopaT 0,5 rI-HMTpopeHoa B IOO MI BOH ILTpyT,B cyuae HeOOxOIMOCTH,I ylaeH HepacTBOpMoro BemecTBa.4.II.XopaT Kang-PacTBop asoTHOM KnCIoTH-PacTBOpADT78 r xIopara Kam(KCI0g)B 550 MI HMO(yI.Bec.I,42).4.I2.PacTBop onxpomaTa Kanna(I0O r Ha JTp)-PacTBOpADTI0O r uxpomara KaM(K2C207)B Boe,pasoaBAmT no I MTpaH ILTpyT.5.MeTonnka IpoBeeHna CHTaH5.I.M3mepaoT Temeparypy oopa3na c TOTHOCTLD I,00F(0,5C)/pmMeaHme 4/.HoL3yacL HMneTo,HaMBaT 50 0,05 MI,oopasna OeHsMHa B KonOy(Pc.I)wepes sarpy3oTHym rpyOKy(BOpOH-Ky)nooaBIT upnOm3uTeLHo 50 MI Tameoro ncTILATa.IooaB-LHDT 50 MI HCI H CMeCL HarpeBar c oOpaTHHM XOMOIMILHMKOM B Te-YeHme 30 MH.Io Haaa KIeHMA(oOHTHO oT 0,5 lO I MH)CHOL-3yr BCe TeIo HarpeBaTea;3aTem ycTaHabImBamT peocTaT Ha TakoeperyIpoBaHne TelIa,KoTopoe HoepBaeT HTeHCBHoe KIeHMe BKoIoe,HO He BH3HBaeT yILCpymmero KneHMA/IpmMeaHme 5/IMsaxIeOBaH KOHmeHcaTopa/IpmMeaHe 6/.Ho cTeeHMe 30 MMH.epmoa HarpeBaHMa c oopaTHNM XoIolLIbHMKOM,oTKIqaT TenIo,laToopasny oxIanMTLcH B TeveHMe HeCKOILKMX MMHyT H CHMBaT CHOlKCIoTH B 400-MI.XMMeckni cTaKaH.3aTem OOaBIT 50 MI.BOIHM HarpeBaT c oOpaTHm xoIolIbhKOm Boly OeH3MH b TeeHne5 MMH.,cHoL3ya Bce reIO HarpeBaTena.CMBaT BOy B 400-M.XmMneck cTakaH HoBTopHOT SKCTpaKIMO BOnO.IpmMeaHme 4:B cyae OeH3MHOB c aBIeHMeM HapoB Ho PenyBme 7,0 yHr.(480 moap)repmermspoBaHH cocyn Ia oopasHoBcenyer oxanMTL HpO3TeILHo Ho 600 F(I50C)Hepen B3HTHeMpoo I aHa3a.5.IpmmeaHme 5.HoBu n TmaTeILHO OTmeHHHl CTpaTOpMMeeT TeHleHIMO B3HbaTl HeperpeB,B pesyIlTaTe ero MOKeTmponsoTn yILcpymee knIeHne pacTBopa.loce upoBeeHMA He-CKoILknx aHaIso Ha aapare sTa TehIeHuM ocIaoeBaeT KIe-He pooKaeTcH c paBHOMepHO COpOCTL.IpmMeaHme 6:Bo Bpem HarpeBaHA rasooopa3HM XopncTHBOopon yIeTyBaeTca oyaT oCTOHHO KIIAmy COIAHyO KIC-nory.HeoOxoMO HenpepHBHoe MHTeHCMBHOe KMIeHe ILH xopome-ro cmemehna KncIoTh c oopasnom,yroOH HOMHOCTLO BHeITL pa3-IMBec aIKMIH cBMHa 3 OeH3MHOBo a3H.5.2.BunapmBamT BOHH ScrpaKT no cyxocT/IpmMeaHne 7/.IooaBIHoT 3 MI HMO(y.Bec I.42)K ocTarky,saKpuBaT XMnec-Kni cTakaH cTeKIoM I HarpeBaT,TToOH OKnCHMIOCh upcyTcTByKmeeopraHneckoe BemecTBo/IpmmeaHme 8/.HoBTopAmT oopaooTky asor-Ho ncroro HiO_.Ec noce Byx oOaBok HNO,deui ocanoK HeHoMyaT,oKCIT ocTaBueeca opraHnqecKoe BemeCTBO CMeCLKCIO-HMO KaK yKasaHo B IpMeqaHnn 8.SaTem HOOaBIAKT 4 MIHO(I:20)I 25 MI.BoN;HarpeBar o Tex Hop Hoka BcH cOILCBHa He epeeT B pacTBop.IpMeqaHe 7.ILa cokpameHna BpeMeH CHapeHH MOKHO HC-HoIL3oBaTL cTpy bo3yxa pn cenymMX ycIoBHax:3ameHaDT 400-MI.mMnecknl crakaH Ha 500-MI.KoHnecky Konoy 3peHmelepa;c-HapaoT Ha ropaue acTHe,TemIeparypa HoBepXHOCT KoropoHomepKnBaeTcH B peeax or 230 o 260C,Bo3mecTBy Ha HoBepx-HOCTL KMIKOCTH cTpye ropauero(OKOHo 75C)uncToro Bo3yxa coCKOpOCTLE OKOIO IO IMTpOB B MMH.CTpyH BO3lyXa lOKHa HocTyIaTLB KOIOy Tepes cTeKIHHHy TpyOKy c OTBepCTHeM IHaMeTpOM OKOIO5 MM,pacHoIoKeHHy Ha HoBepxHoCTL KMIKOCT Ha paccTOHHIMOKOo 60 MM.CTpy Bo3yxa He cIenyeT HcHOML3OBaTL HpM HcHape-HHIpMeaHne 8:EcIn ocTaTok MTHOBeHHO cHapaeTca up Harpe-BaH c HNO_,oopasen oTopacuBaeTcH,3KcTpaKuMD KCIoTo no-BTopAOT Ha IpyroM oopa3ue OeH3Ha.SaTem McHapaT sKcTpaKT HoKaHe HaHeTc KpcTaI3aM,Ho He lo oHoro BHCHXaHa.looaB-AT IO MI.cMecH KCIO3-HCIO3,3apHBaT cTaKaH CTeKIOM H