General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 29661-2013
Scope
This standard specifies the method for the determination of urea content in cosmetics - enzymatic method. This standard applies to the quantitative determination of urea in cosmetics, the lower limit of which is 0.025%.
GB/T 29661-2013 Referenced Document
GB/T 601 Chemical reagent.Preparations of reference titration solutions*, 2016-10-13 Update
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 29661-2013 history
2013GB/T 29661-2013 Determination of urea content in cosmetics.Enzymatic method