GB/T 17417.1-1998
Method for chemical analysis of rare earth ores--Determination of separated rare earth content--Preconcentration and separation by cation exchange resin, ICP-AES method (English Version)
- Standard No.
- GB/T 17417.1-1998
- Language
- Chinese, Available in English version
- Release Date
- 1998
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2011-02
- Replace By
- GB/T 17417.1-2010
- Latest
- GB/T 17417.1-2010
- Scope
- This standard specifies the determination method for the content of 15 rare earth elements in rare earth ores. This standard is applicable to rare earth ores, and also to the determination of 15 rare earth oxides in beryllium ores, lithium, rubidium, cesium ores, zirconium ores, tantalum, niobium ores and rocks. Measurement range: 0.x×10-6~20×10-2.
GB/T 17417.1-1998 history
- 2010 GB/T 17417.1-2010 Method for chemical analysis of rare earth ores.Part 1:Dtermination of rare earths
- 1998 GB/T 17417.1-1998 Method for chemical analysis of rare earth ores--Determination of separated rare earth content--Preconcentration and separation by cation exchange resin, ICP-AES method
