Obsolete

GB/T 6921-1986Determination of the concentration of airborne particulate matters (English PDF)

大气飘尘浓度测定方法

GB/T 6921 | Evolution and historical versions

Std ID	Title	Status
HJ 618-2011	Determination of atmospheric articles PM10 and PM2.5 in ambient air by gravimetric method	Obsolete
GB/T 6921-1986	Determination of the concentration of airborne particulate matters	Obsolete

GB/T 6921-1986 is obsolete. It has been replaced by HJ 618-2011. This page sells the obsolete edition, for projects and contracts that still cite it.

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Issued by

State Environmental Protection Administration

Level / Type

National · Recommended

Issue date

October 10, 1986

Implementation date

March 1, 1987

Scope

GB/T 6921-1986 is the English-translated version of 大气飘尘浓度测定方法.

GB/T 6921-1986 is the Chinese national standard "Determination of the concentration of airborne particulate matters". It was issued on October 10, 1986 by the State Environmental Protection Administration, and took effect on March 1, 1987. It is obsolete: it has been replaced by HJ 618-2011.

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Document preview — GB/T 6921-1986

National Standard of the People's Republic of China

Issued by: State Environmental Protection Administration

Document data

1 Document data

Sector: National standard (Recommended).

Issuing body: State Environmental Protection Administration.

Date of issue: 1986-10-10.

Date of implementation: 1987-03-01.

Status: obsolete, replaced by HJ 618-2011.

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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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