GB/T 13840-1992
Abolished
GB/T 15076.7-2020
Active
National standards
GB/T 15076.7-2020 Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2]extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 15076.7-2020 Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2]extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrometry
Basic Information
Standard Code:
GB/T 15076.7-2020
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for rare metals and their alloys
ICS Name:
Other non-ferrous metals and their alloys
Publish Date:
2020-03-06
Implement Date:
2021-02-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国有色金属标准化技术委员会(SAC/TC 243)
Pages:
8 pages
Scope
GB/T 15076的本部分规定了铌中磷含量的测定方法。
本部分适用于铌及氢氧化铌、碳化铌中磷含量的测定。方法一4-甲基-戊酮-［2］萃取分离磷钼蓝分光光度法测定范围：0.001 0%～0.050%；方法二电感耦合等离子体原子发射光谱法测定范围：0.001 0%～0.080%。当方法一与方法二的测定范围重叠时,方法一为仲裁分析方法。
Development Information
Drafting Units:
宁夏东方钽业股份有限公司、西北稀有金属材料研究院宁夏有限公司、西安汉唐分析检测有限公司、九江有色金属冶炼有限公司、西北有色金属研究院、广东广晟稀有金属光电新材料有限公司
Drafting Persons:
张俊峰、许宁辉、孙洪涛、张众、刘厚勇、邓延安、杨欣、黄双、张苓、王志萍
Same series standard
GB/T 15076.4-2020 Methods for chemical analysis of tantalum and niobium—Part 4:Determination of iron content—1,10-Phenanthroline spectrophotometry
GB/T 15076.6-2020 Methods for chemical analysis of tantalum and niobium—Part 6:Determination of silicon content—Inductively coupled plasma atomic emission spectrometry
GB/T 15076.11-2020 Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and bismuth contents in niobium—Direct current arc atomic emission spectrometry
Replace the following standards
Related Standards
GB/T 15677-1995
Replaced
GB/T 15677-1995 Lanthanum metal
GB/T 3136-1995
abolished_transferred
GB/T 3136-1995 Tantalum powders
GB/T 3463-1995
Abolished
GB/T 3463-1995 Tantalum wires
GB/T 3628-1995
Replaced
GB/T 3628-1995 Tantalum and tantalum alloy foils
GB/T 16476-1996
Replaced