HG/T 3520-2015 English PDF

US$149.00 · In stock
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HG/T 3520-2015: Determination of calcium for phosphorus-zine prefilming fluid in industrial circulating cooling water
Status: Valid

HG/T 3520: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
HG/T 3520-2015	149	Add to Cart	3 days	Determination of calcium for phosphorus-zine prefilming fluid in industrial circulating cooling water	Valid
HG/T 3520-2000	199	Add to Cart	2 days	Industrial circulating cooling water Determination of calcium For phosphorus-zine prefilmingtluid	Obsolete
HG/T 3520-1985	RFQ	ASK	3 days	(Chinese Industry Standard)	Obsolete

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GB/T 6907   GB/T 6903   GB/T 6909   HG/T 3530   HG/T 3526   HG/T 3518   

Basic data

Standard ID: HG/T 3520-2015 (HG/T3520-2015)
Description (Translated English): Determination of calcium for phosphorus-zine prefilming fluid in industrial circulating cooling water
Sector / Industry: Chemical Industry Standard (Recommended)
Classification of Chinese Standard: G76
Classification of International Standard: 71.040.40
Word Count Estimation: 4,446
Date of Issue: 2015-07-14
Date of Implementation: 2016-01-01
Older Standard (superseded by this standard): HG/T 3520-2000
Quoted Standard: GB/T 601; GB/T 6682
Regulation (derived from): PRC MIIT Announcement (2015 No.49)
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This Standard specifies the poly phosphate, zinc agent pre-industrial circulating cooling water zinc phosphate pre-film liquid calcium content determination EDTA titration. This Standard applies to industrial cooling water zinc phosphate pre-film solution 20 mg/L ~ 200 mg Determination/L calcium content.

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