2025-12-15 216.73.216.89
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
DB32/T 3600-2019 Yuhua Jade—Identification and Grading 225.0 via email in 1~3 business day valid,,2019-8-1
GB/T 36129-2018 Gems testing—Cathode luminescence image method 130.0 via email in 1~3 business day valid,,2018-12-1
GB/T 36169-2018 Turquoise—Grading 250.0 via email in 1~3 business day valid,,2018-12-1
DB52/T 1234-2017 Product of geographical indication-Luodian Nephrite via email in business day valid,,2018-3-26
T/GYSP 4-2018 Rules for sample nomenclature― Jadeite via email in business day valid,,2018-2-15
T/GYSP 5-2018 Samples testing―Jadeite via email in business day valid,,2018-2-15
GB/T 35940-2018 Seawater cultured pearl oysters and classification of pearls 100.0 via email in 1~3 business day valid,,2018-9-1
GB/T 16553-2017 Gems-Testing 1395.0 via email in 1 business day valid,,2018-5-1
QB/T 4721-2014 Electroformed Ornaments of Gold Coatings 130.0 via email in 1~3 business day valid,,2014-11-1
QB/T 1135-2006 Jewellery-Measurement of gold and silver coating tickness-X-ray fluorescence spectrometric methods 145.0 via email in 1 business day valid,,2006-12-1
QB/T 4114-2010 999‰ gold alloy inlay jewellery-Inlay fastness 130.0 via email in 1~3 business day superseded,2022-4-1,2011-3-1
GB/T 30712-2014 Provision of permissible errors for measurement of polished diamond mass 80.0 via email in 1 business day valid,,2014-10-1
GB/T 19719-2005 Jewellery - Determination of the release of nickel - Method of spectrometry 80.0 via email in 1 business day valid,,2005-9-1
QB/T 4182-2011 Ornament--Marking 244.0 via email in 1 business day valid,,2011-10-1
GB/T 16552-2017 Gems - Nomenclature 180.0 via email in 1 business day valid,,2018-5-1
QB/T 4724-2014 Precision Machining Gypsum Mould for Jewellery - Safety Technical Regulations for Roasting 115.0 via email in 1~3 business day valid,,2014-11-1
GB/T 18781-2008 Cultured pearl grading 220.0 via email in 1~3 business day superseded,2023-12-1,2009-5-1
GB/T 11886-2015 Silver jewellery alloys―Determination of sliver―Volhard method 100.0 via email in 1~3 business day valid,,2016-1-1
QB/T 1690-2004 Provision of permissible errors for measurement of precious metals adornment mass 60.0 via email in 1 business day superseded,2022-4-1,2005-1-1
QB/T 4185-2011 Jewellery with Cu-Sn alloy coating 145.0 via email in 1 business day valid,,2011-10-1
Previous Page     Next Page



Code of China
Search

DB32/T 3600-2019 Yuhua Jade—Identification and Grading 
  Issued on: 2019-07-11   Price(USD): 225.0
GB/T 36129-2018 Gems testing—Cathode luminescence image method 
  Issued on: 2018-05-14   Price(USD): 130.0
GB/T 36169-2018 Turquoise—Grading 
  Issued on: 2018-05-14   Price(USD): 250.0
DB52/T 1234-2017 Product of geographical indication-Luodian Nephrite 
  Issued on: 2017-09-27   Price(USD):
T/GYSP 4-2018 Rules for sample nomenclature― Jadeite 
  Issued on: 2018-02-12   Price(USD):
T/GYSP 5-2018 Samples testing―Jadeite 
  Issued on: 2018-02-12   Price(USD):
GB/T 35940-2018 Seawater cultured pearl oysters and classification of pearls 
  Issued on: 2018-02-06   Price(USD): 100.0
GB/T 16553-2017 Gems-Testing 
  Issued on: 2017-10-14   Price(USD): 1395.0
QB/T 4721-2014 Electroformed Ornaments of Gold Coatings 
  Issued on: 2014-07-09   Price(USD): 130.0
QB/T 1135-2006 Jewellery-Measurement of gold and silver coating tickness-X-ray fluorescence spectrometric methods 
  Issued on: 2006-8-19   Price(USD): 145.0
QB/T 4114-2010 999‰ gold alloy inlay jewellery-Inlay fastness 
  Issued on: 2010-11-22   Price(USD): 130.0
GB/T 30712-2014 Provision of permissible errors for measurement of polished diamond mass 
  Issued on: 2014-06-09   Price(USD): 80.0
GB/T 19719-2005 Jewellery - Determination of the release of nickel - Method of spectrometry 
  Issued on: 2005-3-23   Price(USD): 80.0
QB/T 4182-2011 Ornament--Marking 
  Issued on: 2011-6-15   Price(USD): 244.0
GB/T 16552-2017 Gems - Nomenclature 
  Issued on: 2017-10-14   Price(USD): 180.0
QB/T 4724-2014 Precision Machining Gypsum Mould for Jewellery - Safety Technical Regulations for Roasting 
  Issued on: 2014-07-09   Price(USD): 115.0
GB/T 18781-2008 Cultured pearl grading 
  Issued on: 2008-08-19   Price(USD): 220.0
GB/T 11886-2015 Silver jewellery alloys―Determination of sliver―Volhard method 
  Issued on: 2015-06-02   Price(USD): 100.0
QB/T 1690-2004 Provision of permissible errors for measurement of precious metals adornment mass 
  Issued on: 2004-08-15   Price(USD): 60.0
QB/T 4185-2011 Jewellery with Cu-Sn alloy coating 
  Issued on: 2011-06-15   Price(USD): 145.0
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Beijing COC Tech Co., Ltd. 2008-2040