Obsolete

JJG 291-1999Verification Regulation of Film Electrode Dissolved Oxygen Meter (English PDF)

履膜电极溶解氧测定仪检定规程

JJG 291 | Evolution and historical versions

Std ID	Title	Status
JJG 291-2008	Dissolved Oxygen Meter with Covered-Membrane-Electrode	Obsolete
JJG 291-1999	Verification Regulation of Film Electrode Dissolved Oxygen Meter	Obsolete

JJG 291-1999 is obsolete. It has been replaced by JJG 291-2008. This page sells the obsolete edition, for projects and contracts that still cite it.

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Level / Type

National · Mandatory

Issue date

October 18, 1999

Implementation date

March 15, 2000

Scope

JJG 291-1999 is the English-translated version of 履膜电极溶解氧测定仪检定规程.

JJG 291-1999 is the Chinese metrological standard "Verification Regulation of Film Electrode Dissolved Oxygen Meter". It was issued on October 18, 1999, and took effect on March 15, 2000. It is obsolete: it has been replaced by JJG 291-2008.

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Document preview — JJG 291-1999

Document data

1 Document data

Sector: Metrological Verification (metrological standard).

Date of issue: 1999-10-18.

Date of implementation: 2000-03-15.

Status: obsolete, replaced by JJG 291-2008.

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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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