GB/T 9288-1998
Replaced
GB/T 23886-2009
Active
National standards
GB/T 23886-2009 Determination of nacre thickness—Optical coherence tomography
GB/T 23886-2009 Determination of nacre thickness—Optical coherence tomography
Basic Information
Standard Code:
GB/T 23886-2009
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Other non-metallic minerals
ICS Name:
Jewelry
Publish Date:
2009-06-01
Implement Date:
2010-01-01
Pages:
5 pages
Scope
This standard specifies a method for non-destructively measuring the thickness of the nacre layer in pearls using optical coherence tomography.
This standard is applicable to the determination of the thickness of the nacre layer in pearls.
Development Information
Referenced Standards
GB/T 16552-2003 Gems—Nomenclature
GB/T 16552-2010 Gems—Nomenclature
GB/T 16552-2017 Gems—Nomenclature
GB/T 16553-2003 Gems—Testing
GB/T 16553-2010 Gems—Testing
GB/T 16553-2017 Gems—Testing
GB/T 18781-2002 Cultured pearl grading
GB/T 18781-2008 Cultured pearl grading
GB/T 18781-2023 Cultured pearl grading
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