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        The standard "GB/T 13531.1-2008 Cosmetics General inspection method Determination of pH value" specifies the determination method of pH value of cosmetics. Glass electrode or composite electrode measurement of pH value in cosmetics to ensure that the product is safe and effective during use. The standard details the preparation of laboratory water, standard buffer solution and the requirements of instrumentation and equipment to ensure the accuracy of the measurement results.

        This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
        Status Active
        CCS Y42 ICS 71.100.70
        Release Date 2008-12-28 00:00:00 Implementation Date 2009-06-01 00:00:00
        120 in total
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