【英文标准名称】:Chemicalresistanceofglassusedintheproductionoflaboratoryglassware-Methodsfordeterminationofhydrolyticresistanceoftheinteriorsurfacesofglasscontainers-Determinationbyflamephotometryandclassification
【原文标准名称】:制作实验室玻璃器皿用玻璃的耐化学腐蚀性.第4部分:玻璃容器内表面耐水解的测定方法.第2节:火焰光度测定法和分类
【标准号】:BS3473-4.2-1989
【标准状态】:作废
【国别】:英国
【发布日期】:1989-09-29
【实施或试行日期】:1989-09-29
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:化学分析和试验;抽样方法;试样制备;耐化学性试验;耐水解;容器;名称与符号;内部;安瓿瓶;玻璃;实验室玻璃器皿;火焰光度测定法;等级(质量);试验条件;玻璃器皿;分类系统
【英文主题词】:Classification;Classificationsystems;Containers;Designations;Determination;Glasscontainers;Glassware;High-temperaturetesting;Hydrolyticresistance;Spectroscopy;Testing;Tests
【摘要】:ThispartofISO4802specifiesa)methodsfordeterminingthehydrolyticresistanceoftheinteriorsurfacesofglasscontainerswhensubjectedtoattackbywaterat121℃±1℃for60min±1min.Theresistanceismeasuredbydeterminingtheamountofsodiumandotheralkalimetaloralkalineearthoxidesintheextractionsolutionusingflameatomicemissionorabsorp-tionspectrometry(flamespectrometry);b)aclassificationofglasscontainersaccordingtothehydrolyticresistanceoftheinteriorsurfacesdeterminedbythemethodsspecifiedinthispartofISO4802.NOTE—ThehydrolyticresistancecontainerclassHCobtainedbytheflamespectrometryiscomparablewiththeclassHCobtainedaccor-dingtoISO4802-1,althoughtheindividualtestvaluesarenotequal.
【中国标准分类号】:N64
【国际标准分类号】:71_040_20;81_040_30
【页数】:16P;A4
【正文语种】:英语