GB/T 14635.1-1993 Chemical analysis methods for rare earth metals and their compounds - Oxalate gravimetric method for determination of total rare earth content

Basic Information

Standard ID: GB/T 14635.1-1993

Standard Name: Chemical analysis methods for rare earth metals and their compounds - Oxalate gravimetric method for determination of total rare earth content

Chinese Name: 稀土金属及其化合物化学分析方法草酸盐重量法测定稀土总量

Standard category:National Standard (GB)

state:Abolished

Date of Release1993-09-15

Date of Implementation:1994-06-01

Date of Expiration:2008-12-01

standard classification number

Standard ICS number:Metallurgy>>Non-ferrous metals>>77.120.70 Cadmium, cobalt and their alloys

Standard Classification Number:Metallurgy>>Metal Chemical Analysis Methods>>H14 Analysis Methods for Rare Metals and Their Alloys

associated standards

alternative situation:Replaced by GB/T 14635-2008

Publication information

other information

Release date:1993-09-15

Review date:2004-10-14

Drafting unit:Shanghai Yuelong Nonferrous Metals Co., Ltd.

Focal point unit:National Rare Earth Standardization Technical Committee

Publishing department:State Bureau of Technical Supervision

competent authority:National Development and Reform Commission

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Introduction to standards:

This standard specifies the determination method for the total content of rare earth elements in mixed rare earth metals and the total content of rare earth oxides in their compounds (oxides, hydroxides, fluorides, chlorides). This standard is applicable to the determination of the total content of rare earth elements in mixed rare earth metals and the total content of rare earth oxides in their compounds (oxides, hydroxides, fluorides, chlorides). GB/T 14635.1-1993 Chemical analysis methods for rare earth metals and their compounds Oxalate gravimetric method for the determination of total rare earth content GB/T14635.1-1993 Standard download decompression password: www.bzxz.net