GB/T 42645-2023 Active National standards

GB/T 42645-2023 Gems testing—Ultraviolet-visible absorbtion spectroscopy

Publish Date: 2023-05-23 Implement Date: 2023-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 42645-2023

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Other non-metallic minerals

ICS Name: Jewelry

Publish Date: 2023-05-23

Implement Date: 2023-12-01

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国珠宝玉石标准化技术委员会(SAC/TC 298)

Pages: 67 pages

Scope

本文件描述了使用紫外-可见吸收光谱法鉴定珠宝玉石的方法原理、仪器设备、样品、测试步骤、光谱分析和结果表示。
本文件适用于借助紫外-可见吸收光谱对有特征吸收的珠宝玉石进行鉴定。

Development Information

Drafting Units:

国家珠宝玉石首饰检验集团有限公司、山东省计量科学研究院、安徽省地质实验研究所(国土资源部合肥矿产资源监督检测中心)、四川省产品质量监督检验检测院、广东省珠宝玉石及贵金属检测中心、同济大学

Drafting Persons:

苏隽、朱红伟、张钧、宋中华、戴慧、戴苏兰、王铎、周征宇、李海波、程佑法、陈晓明、周丹怡、王枫、罗琴凤、金晓婷、马婷婷、张安、徐速、李婷、郭连巧、吕洁然、李博文、山广祺

Word Count: 134 Thousand words Pages: 67 pages

Referenced Standards

GB/T 8322-1987 Molecular absorption spectrometry—Terminology GB/T 8322-2008 Molecular absorption spectrometry—Terminology GB/T 13966-1992 Analytical instrument—Vocabulary GB/T 13966-2013 Terminology for analytical instruments 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

Related Standards

GB/T 9288-1998 Replaced

GB/T 9288-1998 Analyse method of gold content in jewellery

Publish Date: 1998-03-25

GB/T 17832-1999 Replaced

GB/T 17832-1999 Determination of silver in silver jewellery alloys—Volumetric (potentiometric) method using potassium bromide

Publish Date: 1999-08-12

GB/T 11887-2000 Replaced

GB/T 11887-2000 Jewellery－Fineness of precious metal alloys and designation

Publish Date: 2000-04-05

GB/T 18043-2000 Replaced

GB/T 18043-2000 Precious metal jewellery content non-damaged test method—X-ray fluorescence spectrometry

Publish Date: 2000-04-05

GB/T 18303-2001 Replaced

GB/T 18303-2001 Color grading of polished diamond by visual matching

Publish Date: 2001-01-21

GB/T 11886-2001 Replaced

GB/T 11886-2001 Chemical analysis—Method of silver content in jewellery

Publish Date: 2001-07-20