Standard No.:	YS/T 3015.3-2013
English Name:	Methods for chemical analysis of gold-loaded carbon—Part 3:Determination of calcium and magnesium contents—Flame atomic absorption spectrometry
Chinese Name:	载金炭化学分析方法 第3部分：钙和镁量的测定 火焰原子吸收光谱法
Chinese Classification:	D46    Precious metal ore
Professional Classification:	YS    Professional Standard - Non-ferrous Metal
ICS Classification:	77.120.01 77.120.01    Non-ferrous metals in general 77.120.01
Source Content Issued by:	Ministry of Industry and Information Technology
Issued on:	2013-4-25
Implemented on:	2013-9-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	4000 words
Translation Price(USD):	120.0
Delivery:	via email in 1~3 business day

本部分规定了载金炭中钙和镁含量的测定方法。
本部分适用于载金炭中钙和镁含量的测定。测定范围：钙 0.05%～2.0%；镁 0.01%～0.50% 。在该方法中，试样经灼烧灰化后，用盐酸、硝酸溶解残渣。在稀盐酸介质中，于火焰原子吸收光谱仪波长422.7 nm和285.2 nm处，使用空气-乙炔火焰，分别测定钙和镁的吸光度，按标准曲线法计算钙和镁量。