【英文标准名称】:Chemicalresistanceofglassusedintheproductionoflaboratoryglassware-Methodsfordeterminationofhydrolyticresistanceoftheinteriorsurfacesofglasscontainers-Determinationbytitrationmethodandclassification
【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性测定方法.第1节:滴定法和分类
【标准号】:BS3473-4.1-1989
【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】:安瓿瓶;玻璃;实验室玻璃器皿;等级(质量);抽样方法;试验条件;玻璃器皿;内部;名称与符号;试样制备;化学分析和试验;容器;容量分析;耐化学性试验;耐水解;分类系统
【英文主题词】:Classification;Classificationsystems;Containers;Designations;Determination;Glasscontainers;Glassware;High-temperaturetesting;Hydrolyticresistance;Testing;Tests;Titration
【摘要】:ThispartofISO4802specifiesa)amethodfordeterminingthehydrolyticresistanceoftheinteriorsurfacesofglasscontainerswhensubjectedtoattackbywaterat121℃±1℃for60min±1min.Theresistanceismeasuredbytitrationofaknownaliquotpor-tionoftheextractionsolutionproducedwithhydrochloricacidsolution,inwhichcasetheresistanceisinverselypro-portionaltothevolumeofacidrequired;b)aclassificationofglasscontainersaccordingtothehydrolyticresistanceoftheinteriorsurfacesdeterminedbythemethodspecifiedinthispartofISO4802.NOTE—ThehydrolyticresistancecontainerclassHCobtainedbytitrationiscomparablewiththeclassHCobtainedaccordingtoISO4802-2,althoughtheindividualtestvaluesarenotequal.
【中国标准分类号】:N64
【国际标准分类号】:71_040_20;81_040_30
【页数】:12P;A4
【正文语种】:英语