Obsolete

GB/T 12690.28-2000Rare earth metals and their oxide Determination of cerium oxide content-Fluorescent spectrophotometric method (English PDF)

稀土金属及其氧化物化学分析方法电感耦合等离子体发射光谱法测定稀土氧化物中氧化钙量

GB/T 12690.28 | Evolution and historical versions

Std ID	Title	Status
GB/T 12690.15-2006	Chemical analysis methods for non-rare earth metals and their oxide Determination of calcium oxide content	Obsolete
GB/T 12690.28-2000	Rare earth metals and their oxide Determination of cerium oxide content-Fluorescent spectrophotometric method	Obsolete

GB/T 12690.28-2000 is obsolete. It has been replaced by GB/T 12690.15-2006. This page sells the obsolete edition, for projects and contracts that still cite it.

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Level / Type

National · Recommended

Issue date

June 5, 2000

Implementation date

November 1, 2000

Scope

GB/T 12690.28-2000 is the English-translated version of 稀土金属及其氧化物化学分析方法电感耦合等离子体发射光谱法测定稀土氧化物中氧化钙量.

GB/T 12690.28-2000 is the Chinese national standard "Rare earth metals and their oxide Determination of cerium oxide content-Fluorescent spectrophotometric method".

It was issued on June 5, 2000 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, and took effect on November 1, 2000. It is obsolete: it has been replaced by GB/T 12690.15-2006.

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Document preview — GB/T 12690.28-2000

National Standard of the People's Republic of China

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Document data

1 Document data

Sector: National standard (Recommended).

Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China.

Date of issue: 2000-06-05.

Date of implementation: 2000-11-01.

Status: obsolete, replaced by GB/T 12690.15-2006.

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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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