Obsolete

GB/T 17138-1997Soil quality. Determination of copper zinc. Flame atomic absorption spectrophotometry (English PDF)

土壤质量铜、锌的测定火焰原子吸收分光光度法

GB/T 17138 | Evolution and historical versions

Std ID	Title	Status
HJ 491-2019	Soil and sediment - Determination of copper, zinc, lead, nickel and chromium - Flame atomic absorption spectrophotometry	Valid
GB/T 17138-1997	Soil quality. Determination of copper zinc. Flame atomic absorption spectrophotometry	Obsolete

GB/T 17138-1997 is obsolete. It has been replaced by HJ 491-2019. This page sells the obsolete edition, for projects and contracts that still cite it.

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Issued by

State Bureau of Technical Supervision

Level / Type

National · Recommended

Issue date

December 8, 1997

Implementation date

May 1, 1998

Scope

GB/T 17138-1997 is the English-translated version of 土壤质量铜、锌的测定火焰原子吸收分光光度法.

GB/T 17138-1997 is the Chinese national standard "Soil quality. Determination of copper zinc. Flame atomic absorption spectrophotometry". It was issued on December 8, 1997 by the State Bureau of Technical Supervision, and took effect on May 1, 1998. It is obsolete: it has been replaced by HJ 491-2019.

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Document preview — GB/T 17138-1997

National Standard of the People's Republic of China

Issued by: State Bureau of Technical Supervision

Document data

1 Document data

Sector: National standard (Recommended).

Issuing body: State Bureau of Technical Supervision.

Date of issue: 1997-12-08.

Date of implementation: 1998-05-01.

Status: obsolete, replaced by HJ 491-2019.

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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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