GB 4581.4-1984
Alunite ores--Determination of sulphur content for sulphate--Barium sulphate gravimetric method
Withdraw
1985-06
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Std.
GB 4581.4-1984
Standard No.
GB 4581.4-1984
Language
Chinese
Release Date
1984
Published By
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Lastest
GB 4581.4-1984
Replace By
HG/T 2957.4-1984(1997)
Scope
This standard specifies the barium sulfate gravimetric method to determine the content of sulfate sulfur in alunite ore ranging from 5.00% to 30.00%.
GB 4581.4-1984 history
1984
GB 4581.4-1984
Alunite ores--Determination of sulphur content for sulphate--Barium sulphate gravimetric method
GB 4581.4-1984 -All Parts
GB 4581.10-1984 Alunite ores--Determination of total iron content--Sulphosalicylic acid photometric method
GB 4581.11-1984 Alunite ores--Determination of titanium content--Diantipyrylmethane photometric method
GB 4581.2-1984 Alunite ores--Analytical samples--The methods of the sampling and preparation
GB 4581.3-1984 Alunite ores--Determination of hygroscopic moisture content in analytical samples--Gravimetric method
GB 4581.4-1984 Alunite ores--Determination of sulphur content for sulphate--Barium sulphate gravimetric method
GB 4581.5-1984 Alunite ores--Determination of aluminium content--Volumetric method
GB 4581.6-1984 Alunite ores--Determination of combined water content--Gravimetric method
GB 4581.7-1984 Alunite ores--Determination of potassium and sodium contents--Potassium tetraphenylborate gravimetric method and flame emission spectrophotometric methods
GB 4581.8-1984 Alunite ores--Determination of total sulphur content--Barium sulphate gravimetric method
GB 4581.9-1984 Alunite ores--Determination of silicon content--Gravimetric method
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