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HG/T 3516-2011Industrial circulating cooling water - Determination of nitrite - Molecular absorption spectrophotometric method (English PDF)

工业循环冷却水中亚硝酸盐的测定 分子吸收分光光度法

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

December 20, 2011

Implementation date

July 1, 2012

Scope

HG/T 3516-2011 is the English-translated version of 工业循环冷却水中亚硝酸盐的测定 分子吸收分光光度法.

HG/T 3516-2011 is a Chinese chemical industry standard, recommended in status, on the determination of nitrite in industrial circulating cooling water by molecular absorption spectrometry. It is written for nitrite contents between 0.062 mg/L and 0.25 mg/L, and the method may equally be used on drinking water, domestic water and wastewater. It is a modified adoption of ISO 6777:1984. GB/T 6682 is the standard it quotes, and the classifications assigned to it are G76 in China and 13.060.25 and 71.040.40 internationally. It supersedes HG/T 3516-2003. Issued on 20 December 2011, it has applied since 1 July 2012.

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Document preview — HG/T 3516-2011

National Standard of the People's Republic of China

ICS
13.060.25
Replacing
HG/T 3516-2003

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Contents

  • 2 Normative references

2 Normative references

HG/T 3516-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 6682

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Similar standards

Editions of HG/T 3516

EditionTitleRevisionStatus
HG/T 3516-2011Industrial circulating cooling water - Determination of nitrite - Molecular absorption spectrophotometric methodcurrent editionCurrent
HG/T 3516-2003Industrial circulating cooling water - Determination of nitrite - Molecular absorption spectrophotometric methodprevious editionSuperseded

This page sells the current edition, HG/T 3516-2011. Earlier editions are listed for reference only.

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