GB/T 28019-2011: Adornment - Determination of Chromium (VI). 1, 5-Diphenylcarbohydrazide spectrophotometric method

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Scope

This standard specifies the 1,5-Diphenylcarbohydrazide spectrophotometric method
for Chromium (VI).
This Standard applies to the determination of Chromium (VI) in adornment.

Basic Data

Standard ID	GB/T 28019-2011 (GB/T28019-2011)
Description (Translated English)	Adornment - Determination of Chromium (VI). 1, 5-Diphenylcarbohydrazide spectrophotometric method
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	Y88
Classification of International Standard	39.060
Word Count Estimation	6,649
Date of Issue	2011-10-31
Date of Implementation	2012-02-01
Regulation (derived from)	Announcement of Newly Approved National Standards No. 15 of 2011
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the jewelry hexavalent chromium diphenyl hydrazine spectrophotometric measurement method. This standard applies to the determination of hexavalent chromium in jewelry.