JJF 1342-1990O.T.N. of 4πα.4πβ Primary Standard for Low-Level Radipactivity (English PDF)
低本底4πα、4πβ活度基准操作技术规范
JJF 1342 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| JJF 1342-2022 | General Requirements for the Competence of Reference Material Producers | Valid |
| JJF 1342-2012 | General Requirements for Reference Material Producers | Obsolete |
| JJF 1342-1990 | O.T.N. of 4πα.4πβ Primary Standard for Low-Level Radipactivity | Obsolete |
JJF 1342-1990 is obsolete. It has been replaced by JJF 1342-2012. 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 · Mandatory
Issue date
January 1, 1990
Implementation date
October 1, 2002
Scope
JJF 1342-1990 is the English-translated version of 低本底4πα、4πβ活度基准操作技术规范.
JJF 1342-1990 is the Chinese metrological standard "O.T.N. of 4πα.4πβ Primary Standard for Low-Level Radipactivity". It was issued on January 1, 1990 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, and took effect on October 1, 2002. It is obsolete: it has been replaced by JJF 1342-2012.
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Document preview — JJF 1342-1990
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
Contents
- Document data
1 Document data
Sector: Metrological Specs (metrological standard).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China.
Date of issue: 1990-01-01.
Date of implementation: 2002-10-01.
Status: obsolete, replaced by JJF 1342-2012.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
- GB/T 44238-2024Hydrogen for proton exchange membrane fuel cell vehicles - Determination of helium, argon, nitrogen and hydrocarbons - Gas chromatography
- GB/T 44242-2024Hydrogen for proton exchange membrane fuel cell vehicles - Determination of inorganic halides and formic acid - Ion chromatography
- GB/T 44243-2024Hydrogen for proton exchange membrane fuel cell vehicles - Determination of sulfur compounds, formaldehyde and organic halides - Gas chromatography
- GB/T 44244-2024Hydrogen for proton exchange membrane fuel cell vehicles - Determination of carbon monoxide and carbon dioxide - Gas chromatography method
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JJF 1342-1990
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