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JJG 631-2004 (JJG631-2004)

Chinese standards (related to): 'JJG 631-2004'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusGoogle Book
JJG 631-2013English155 Add to Cart 0-9 seconds. Auto delivery. Verification Regulation of Ammonia-Nitrogen Automatic Analyzers JJG 631-2013 Valid JJG 631-2013
JJG 631-2004English459 Add to Cart 4 days Ammonia Analyzers JJG 631-2004 Obsolete JJG 631-2004
JJG 631-1989English279 Add to Cart 2 days Verification Regulation for Ammonia Automatic Monitor JJG 631-1989 Obsolete JJG 631-1989

Standard ID JJG 631-2004 (JJG631-2004)
Description (Translated English) Ammonia Analyzers
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A61
Classification of International Standard 17
Word Count Estimation 13,161
Date of Issue 2004-03-02
Date of Implementation 2004-09-02
Older Standard (superseded by this standard) JJG 631-1989
Drafting Organization Shanghai Measurement and Testing Technology
Administrative Organization National Environmental stoichiometric Technical Committee
Regulation (derived from) Administration of Quality Supervision, Inspection and Quarantine No. 24 of 2004
Issuing agency(ies) State Administration of Quality Supervision, Inspection and Quarantine
Summary This standard applies to automatic monitor ammonia (ammonia electrode method) of the initial verification, testing and use of follow-up inspection.