ASTM D4954-1989(2009) 洗涤剂中测定次氮基三乙酸酯的标准试验方法

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【英文标准名称】:StandardTestMethodforDeterminationofNitrilotriacetatesinDetergents
【原文标准名称】:洗涤剂中测定次氮基三乙酸酯的标准试验方法
【标准号】:ASTMD4954-1989(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1989
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D12.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:copperionelectrode;nitrilotriacetate;NTA;titration;Detergentmaterials/systems--synthetic;Nitriloacetates(NTA);Sequesteringagents
【摘要】:Thistestmethodissuitableinresearch,development,andmanufacturingcontroltomonitorthelevelofNTA,asequesteringagent,inpowderandliquiddetergents.Accuratedeterminationofasequesteringagentisimportantinevaluatingcostandperformanceofdetergentproducts.1.1Thistestmethoddescribesthedeterminationofnitrilotriacetates(NTA)indetergents.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificsafetyprecautions,see6.5.
【中国标准分类号】:Y43
【国际标准分类号】:71_100_40
【页数】:3P.;A4
【正文语种】:英语