GB 11887-2008: Jewellery -- Fineness of precious metal alloys and designation

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Scope

This Standard specifies fineness range 1) of noble metals in jewellery, mark for jewellery, test
method and designation method for precious metal jewellery.
This Standard is applicable to jewelleries produced and distributed in jewellery industry and
at home (China).

Basic Data

Standard ID	GB 11887-2008 (GB11887-2008)
Description (Translated English)	Jewellery -- Fineness of precious metal alloys and designation
Sector / Industry	National Standard
Classification of Chinese Standard	Y88
Classification of International Standard	39.060
Word Count Estimation	9,973
Date of Issue	2008-12-31
Date of Implementation	2009-11-01
Older Standard (superseded by this standard)	GB 11887-2002
Quoted Standard	GB/T 9288; GB/T 16552; GB/T 16553; GB/T 16554; GB/T 18781; GB/T 17832; GB/T 19719; GB/T 19720; GB/T 21198.6; QB/T 1689; SN/T 2004.3-2005
Adopted Standard	ISO 9202-1991, MOD
Regulation (derived from)	Announcement of Newly Approved National Standards No. 23 of 2008 (Total No. 136)National Standards Bulletin No. 28 of 2012
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 Chinese standard specifies the scope of the purity of precious metal jewelry, jewelry product identification, measurement methods and precious metal jewelry naming method. This standard applies to the jewelry industry and domestic production and sales of jewelry.