Standard No.:	GB/T 12690.18-2017
English Name:	Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides-Part 18:Determination of zirconium content
Chinese Name:	稀土金属及其氧化物中非稀土杂质化学分析方法 第18部分：锆量的测定
Chinese Classification:	H14    Rare metals and their alloys analysis method
Professional Classification:	GB    National Standard
ICS Classification:	77.120.99 77.120.99    Other non-ferrous metals and their alloys 77.120.99
Source Content Issued by:	AQSIQ
Issued on:	2017-10-14
Implemented on:	2018-5-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	5500 words
Translation Price(USD):	130.0
Delivery:	via email in 1~3 business day

本部分规定了稀土金属及其氧化物中锆含量的测定方法。
本部分适用于稀土金属及其氧化物中锆含量的测定，包含两个方法，方法1电感耦合等离子体发射光谱法，方法2电感耦合等离子体质谱法。方法1的测定范围：>0.010％～0.20%；方法2的测定范围：0.0005％～0.010%。