GB/T 9288-1998
Replaced
DB44/T 649-2009
Active
Guangdong ProvinceLocal standards
DB44/T 649-2009 The method for measuring the luster of South Pearl
DB44/T 649-2009 The method for measuring the luster of South Pearl
Price:
$ 30
Basic Information
Standard Code:
DB44/T 649-2009
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Marine aquaculture and its products
ICS Name:
Jewelry
Publish Date:
2009-08-06
Implement Date:
2009-12-01
Pages:
4 pages
Scope
This standard specifies the definition of the luster of South Sea pearls, the measurement methods, the measurement rules, and the grade classification. This standard is applicable to the measurement of the luster of South Sea pearls.
Development Information
Related Standards
GB/T 17832-1999
Replaced
GB/T 17832-1999 Determination of silver in silver jewellery alloys—Volumetric (potentiometric) method using potassium bromide
GB/T 11887-2000
Replaced
GB/T 11887-2000 Jewellery－Fineness of precious metal alloys and designation
GB/T 18043-2000
Replaced
GB/T 18043-2000 Precious metal jewellery content non-damaged test method—X-ray fluorescence spectrometry
GB/T 18303-2001
Replaced
GB/T 18303-2001 Color grading of polished diamond by visual matching
GB/T 11886-2001
Replaced