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GB/T 1871.3-1995Phosphate rock and concentrate. Determination of aluminum oxide content. Volumetric and spectrophotometric methods (English PDF)

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Issued by

State Bureau of Technical Supervision

Level / Type

National · Recommended

Issue date

December 20, 1995

Implementation date

August 1, 1996

Scope

GB/T 1871.3-1995 (Phosphate rock and concentrate. Determination of aluminum oxide content. Volumetric and spectrophotometric methods) is available as an English-translated PDF.

GB/T 1871.3-1995 — This standard specifies the determination of partial separation-EDTA volumetric method aluminate alumina content. This standard applies to phosphate rock and phosphate concentrate product alumina content greater than 0. 5% of the measurement.

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Document preview — GB/T 1871.3-1995

National Standard of the People's Republic of China

ICS: 73.08
Classification: D 51
Replacing: GB/T 1871-1980

Issued by: State Bureau of Technical Supervision

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the determination of partial separation-EDTA volumetric method aluminate alumina content. This standard applies to phosphate rock and phosphate concentrate product alumina content greater than 0. 5% of the measurement.

Document data

International classification (ICS): 73.08.

Chinese classification (CCS): D51.

Estimated length of the Chinese original: 7,790 words.

Adopted international standard: �� 22275-1990, NEQ; ISO 4295-1979, NEQ.

Supersedes the earlier edition GB/T 1871-1980.

Standards quoted by this document

GB/T 601-88; GB/T 6682-92

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.

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