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Chinese Standard: GB/T 15916-2012

Surface active agents—Determination of chelating agent content—Titrimetric method

MOD  ISO 4325:1990

全国化学标准化技术委员会(特种)界面活性剂分技术委员会(SAC/TC 63/SC 8)

本标准规定了测定表面活性剂中螯合剂含量的方法,螯合剂含量不超过2%(质量分数)。
本标准适用于表面活性剂中乙二胺四乙酸(EDTA)及其盐类含量的测定,在测定其他螯合剂含量、或测定存在其他螯合剂时的乙二胺四乙酸含量之前,应确认本方法的适用性。

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