GB/T 17518-1998
Replaced
GB/T 23950-2024
Active
National standards
GB/T 23950-2024 General methods for the determination of heavy metals in inorganic chemical products
GB/T 23950-2024 General methods for the determination of heavy metals in inorganic chemical products
Basic Information
Standard Code:
GB/T 23950-2024
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Inorganic chemical raw materials
ICS Name:
Comprehensive Inorganic Chemistry
Publish Date:
2024-07-24
Implement Date:
2025-02-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国化学标准化技术委员会(SAC/TC 63)
Pages:
12 pages
Scope
本文件给出了无机化工产品中重金属测定通用方法的一般规定和样品处理方法 ，描述了无机化工产品中重金属含量的测定方法。本文件适用于无机化工产品中重金属含量的测定。
Development Information
Drafting Units:
浙江大洋生物科技集团股份有限公司、格林美股份有限公司、浙江华友钴业股份有限公司、湖北兴发化工集团股份有限公司、宁夏瑞泰科技股份有限公司、辽宁新镁化工研究院有限公司、河南心连心化肥检测有限公司、济源市鲁泰纳米材料有限公司、龙佰集团股份有限公司、湖北宜化磷化工有限公司、中国科学院青海盐湖研究所、斯瑞尔环境科技股份有限公司、国投新疆罗布泊钾盐有限责任公司、山东辛化硅胶有限公司、青海创信电子材料有限公司、江西核工业兴中新材料有限公司、无棣鑫岳化工集团有限公司、中海油天津化工研究设计院有限公司
Drafting Persons:
夏静、魏琼、雷延桂、刘丽、范长春、张家俊、朱止利、齐磊、孙亮、冷慧、马修臻、梁锦华、李守江、仇兴东、张鹏、朱文超、张相阳、弓创周、王国平、许开华、钱正扬、王华、王连之、娄晓杰、李东星、胡夏明、张坤、张元松、安晓英、丁灵、张凯
Replace the following standards
Referenced Standards
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
GB/T 30902-2014 Inorganic chemicals for industrial use—Determination of impurity element—Inductively coupled plasma optical emission spectrometry(ICP-OES)
HG/T 3696.2-2011 Inorganic chemical products - Preparation of standard solutions, preparations and articles for chemical analysis - Part 2: Preparation of impurity standard solutions
HG/T 3696.3-2011 Inorganic chemical products for chemical analysis - Preparation of standard solutions, preparations, and articles - Part 3: Preparation of preparations and articles
HG/T 3696.2-2002 Preparation of Standard Solutions for the Chemical Analysis of Inorganic Chemical Products with Impurities
HG/T 3696.3-2002 The preparation of preparations and products used for chemical analysis of inorganic chemical products
Related Standards
GB/T 19281-2003
Replaced
GB/T 19281-2003 Analytic method for calcium carbonate
GB/T 19282-2003
Replaced
GB/T 19282-2003 Analytic method for lithium hexafluorophosphate
GB/T 21057-2007
Active
GB/T 21057-2007 Inorganic chemicals for industrial use—General method for determination of fluorine content—Ion selective electrode method
GB/T 21058-2007
Active
GB/T 21058-2007 Inorganic chemicals for industrial use—General method for mercury content—Flameless atomic absorption spectrometric method
GB/T 21354-2008
Active