HJ 637-2012Water quality. Determination of petroleum oils and animal and vegetable oils. Infrared spectrophotometry (English PDF)
水质 石油类和动植物油类的测定 红外分光光度法
HJ 637 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| HJ 637－2018 | Water quality. Determination of petroleum oils and animal and vegetable oils. Infrared spectrophotometry | Valid |
| HJ 637-2012 | Water quality. Determination of petroleum oils and animal and vegetable oils. Infrared spectrophotometry | Obsolete |
HJ 637-2012 is obsolete. It has been replaced by HJ 637－2018. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
Ministry of Ecology and Environment of the People's Republic of China
Level / Type
National · Mandatory
Issue date
February 29, 2012
Implementation date
June 1, 2012
Scope
HJ 637-2012 is the English-translated version of 水质 石油类和动植物油类的测定 红外分光光度法.
HJ 637-2012 is the Chinese industry standard "Water quality. Determination of petroleum oils and animal and vegetable oils. Infrared spectrophotometry". It was issued on February 29, 2012 by the Ministry of Ecology and Environment of the People's Republic of China, and took effect on June 1, 2012. It is obsolete: it has been replaced by HJ 637－2018.
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Document preview — HJ 637-2012
National Standard of the People's Republic of China
Issued by: Ministry of Ecology and Environment of the People's Republic of China
Contents
- Document data
1 Document data
Sector: Environmental Protection (industry standard).
Issuing body: Ministry of Ecology and Environment of the People's Republic of China.
Date of issue: 2012-02-29.
Date of implementation: 2012-06-01.
Status: obsolete, replaced by HJ 637－2018.
......
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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- GB/T 34020.3-2017Double wall copper-brazed steel tubes—Part 3: Tubing system for air conditioner and refrigeration
- JB/T 12133-2015Technical specifications for dissolved air flotation machines
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HJ 637-2012
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