Withdrawn

GB/T 3257.9-1999Methods for chemical analysis of bauxite--Determination of potassium oxide and sodium oxide content--Flame atomic absorption spectrophotometric method (English PDF)

铝土矿石化学分析方法火焰原子吸收光谱法测定氧化钾、氧化钠量

GB/T 3257.9 | Evolution and historical versions

Std ID	Title	Status
GB/T 3257.9-1999	Methods for chemical analysis of bauxite--Determination of potassium oxide and sodium oxide content--Flame atomic absorption spectrophotometric method	Obsolete

GB/T 3257.9-1999 is obsolete. This page sells the obsolete edition, for projects and contracts that still cite it.

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Issued by

State Bureau of Quality and Technical Supervision

Level / Type

National · Recommended

Issue date

August 30, 1999

Implementation date

April 1, 2000

Scope

GB/T 3257.9-1999 is the English-translated version of 铝土矿石化学分析方法火焰原子吸收光谱法测定氧化钾、氧化钠量.

GB/T 3257.9-1999 is the Chinese national standard "Methods for chemical analysis of bauxite--Determination of potassium oxide and sodium oxide content--Flame atomic absorption spectrophotometric method".

It was issued on August 30, 1999 by the State Bureau of Quality and Technical Supervision, and took effect on April 1, 2000. It is obsolete: it has been withdrawn.

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Document preview — GB/T 3257.9-1999

National Standard of the People's Republic of China

Issued by: State Bureau of Quality and Technical Supervision

Document data

1 Document data

Sector: National standard (Recommended).

Issuing body: State Bureau of Quality and Technical Supervision.

Date of issue: 1999-08-30.

Date of implementation: 2000-04-01.

Status: obsolete, withdrawn.

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

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