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GB/T 1871.2-1995Phosphate rock and concentrate. Determination of iron 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 1871.2-1995 (Phosphate rock and concentrate. Determination of iron oxide content. Volumetric and spectrophotometric methods) is available as an English-translated PDF.

GB/T 1871.2-1995 — This standard specifies the determination of iron oxide content of potassium dichromate volumetric method. This standard applies to phosphate rock and phosphate concentrate product iron oxide content greater than 0. 5% of the measurement.

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Document preview — GB/T 1871.2-1995

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 iron oxide content of potassium dichromate volumetric method. This standard applies to phosphate rock and phosphate concentrate product iron oxide 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: 7,768 words.

Adopted international standard: AFPC-1980, NEQ; �� 22275-1990, NEQ; ISO 6685-1982, NEQ.

Supersedes the earlier edition GB/T 1871-1980.

Standards quoted by this document

GB/T 6682-92; GB/T 1871.1-1995

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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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