GB/T 9288-1998
Replaced
T/CAQI 307-2023
Active
Group standards
T/CAQI 307-2023 Jewelry grade Oudian jade (yellow jade, smoke jade) evaluation
T/CAQI 307-2023 Jewelry grade Oudian jade (yellow jade, smoke jade) evaluation
Price:
$ 20.00
Basic Information
Standard Code:
T/CAQI 307-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Jewelry
Publish Date:
2023-05-15
Implement Date:
2023-05-22
Pages:
13 pages
Scope
Main technical content: This document specifies the grading rules for polished jade (topaz and smoky jade) used in jewelry. This document is applicable to the quality grading of polished jade (topaz and smoky jade) used in jewelry. The color, clarity, and texture grading of unpolished jade (topaz and smoky jade) used in jewelry can be carried out in accordance with this document
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