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GB/T 15057.7-1994Limestone for chemical industry. Determination of aluminium oxide content. Chromazurol S spectrophotometric method (English PDF)

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Issued by

State Bureau of Technical Supervision

Level / Type

National · Recommended

Issue date

May 5, 1994

Implementation date

February 1, 1995

Scope

GB/T 15057.7-1994 (Limestone for chemical industry. Determination of aluminium oxide content. Chromazurol S spectrophotometric method) is available as an English-translated PDF.

GB/T 15057.7-1994 — This standard specifies the Chromazurol S spectrophotometry alumina content. This standard applies to chemical products used in the alumina content of limestone measuring, measuring range of 0. 01% to 1%.

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Document preview — GB/T 15057.7-1994

National Standard of the People's Republic of China

ICS: 73.08
Classification: D 53

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 Chromazurol S spectrophotometry alumina content. This standard applies to chemical products used in the alumina content of limestone measuring, measuring range of 0. 01% to 1%.

Document data

International classification (ICS): 73.08.

Chinese classification (CCS): D53.

Estimated length of the Chinese original: 3,374 words.

Adopted international standard: DIN 52240-4-1985, NEQ.

Standards quoted by this document

GB 6682; GB/T 9721

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 2 pages — is available in the English PDF.

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