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Chinese National Standard Category: Rare metals and their alloys

English Title: Chemical analysis methods for non-RE impurity of rare earth metals and their oxides-Determination of ignition loss content of rare earth oxides-Gravimetric method
Chinese Title: 稀土金属及其氧化物中非稀土杂质化学分析方法 重量法测定稀土氧化物中灼减量
Standard No.: GB/T 12690.2-2002
Category No.: H65
Issued by: AQSIQ
Issued on: 2002-1-1
Implemented on: 2003-6-1
Status: superseded
Superseded by:GB/T 12690.2-2015 Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides―Part 2:Determination of ignition loss content of rare earth oxides―Gravimetric method
Superseded on:2016-4-1
Abolished on:2016-04-01
Superseding:GB/T 12690.27-1990 Rare-earth metals and their oxides-Determination of ignition loss-Gravimetric method
Word Count:4000 words
Similar Standards: GB/T 18882.2-2002   GB 4151-1984   GB/T 18882.1-2002   XB/T 215-1995   GB/T 18882.4-2002   GB/T 18880-2012   T/ATCRR 56-2024   GB/T 43304-2023   GB/T 42668-2023   GB/T 15677-2023   GB/T 42160-2022   GB/T 41967-2022   GB/T 18113-2021   GB/T 40854-2021   GB/T 40790-2021   GB/T 40793-2021   GB/T 39231-2020   GB/T 20892-2020   GB/T 2968-2020   GB/T 24982-2020  
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