HG/T 2157-2011 English PDF

US$189.00 · In stock
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HG/T 2157-2011: Industrial circulating cooling water. Determination of ammonium. Potentiometric method
Status: Valid

HG/T 2157: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
HG/T 2157-2011	189	Add to Cart	3 days	Industrial circulating cooling water. Determination of ammonium. Potentiometric method	Valid
HG/T 2157-1991	199	Add to Cart	2 days	Determination of ammonium in industrial circulating cooling water Potential method	Obsolete

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Basic data

Standard ID: HG/T 2157-2011 (HG/T2157-2011)
Description (Translated English): Industrial circulating cooling water. Determination of ammonium. Potentiometric method
Sector / Industry: Chemical Industry Standard (Recommended)
Classification of Chinese Standard: G76
Classification of International Standard: 13.060.25; 71.040.40
Word Count Estimation: 7,749
Date of Issue: 2011-12-20
Date of Implementation: 2012-07-01
Older Standard (superseded by this standard): HG/T 2157-1991
Quoted Standard: GB/T 603
Adopted Standard: ISO 6778-1984, NEQ
Regulation (derived from): ?MIIT Announcement 2011 No.43; Industry Standard Filing Announcement 2012 No.2 (Total No.146)
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the potentiometric method for the determination of ammonium industrial circulating cooling water. This standard applies to industrial circulating cooling water ammonium content (as N) is 0 ~ 50mg/L of determination.

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