【英文标准名称】:Plastics--Phenol-formaldehydemouldings--Determinationoffreeammoniaandammoniumcompounds(Indophenolmethod)
【原文标准名称】:塑料.苯酚甲醛模塑.游离氨和铵基化合物的测定(靛酚法)
【标准号】:JISK7230-2007
【标准状态】:现行
【国别】:日本
【发布日期】:2007-07-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonChemicalProducts
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisStandardspecifiesacolorimetriccomparisonmethodforthedetermi'nationoftheamountofammoniaandammoniumcompoundsinphenol-formaldehydemouldings.NOTES1ThisStandarddoesnotprovideanabsolutemeasureoftheamountofammoniapresent.Theamountofammoniainamouldedarticleisofimportancewhencorrosionofmetalinsertsorcontaminationoffood-stuffsincontactwiththearticlehastobeconsidered.TheInternationalStandardcorrespondingtothisStandardisasfol-lows.Inaddition,symbolswhichdenotethedegreeofcorrespondenceinthecontentsbetweentherelevantInternationalStandardandJISareIDT(identical),MOD(modified),andNEQ(notequivalent)accordingtoISO/IECGuide21.ISO14849:1999Plastics-Phenol-tbrmaldehj,demouldings--De-terminationoffreeammoniaandammoniumcompounds-Indophe-nolmethod(MOD)
【中国标准分类号】:G32
【国际标准分类号】:83_080_10
【页数】:12P;A4
【正文语种】:日语