Standard No.:	GB/T 14636-2007
English Name:	Industrial circulating cooling water—Determination of calcium magnesium—Atomic absorption spectrometric method
Chinese Name:	工业循环冷却水中钙、镁含量的测定原子吸收光谱法
Chinese Classification:	G76    Basic standards and general methods for water treatment agent
Professional Classification:	GB    National Standard
ICS Classification:	71.040.40 71.040.40    Chemical analysis 71.040.40
Issued by:	CPCIA
Issued on:	2007-10-17
Implemented on:	2008-2-1
Status:	abolished
Superseded by:	GB/T 14636-2021 Determination of calcium and magnesium in industrial circulating cooling water and scale—Atomic absorption spectrometric method
Superseded on:	2022-3-1
Abolished on:	2022-03-01
Superseding:	GB/T 14639-1993 Industrial circulating cooling water-Determination of magnesium-Atomic absorption spectrometry GB/T 16635-1996 Industrial circulating cooling water--Determination of calcium for phosphorus-zinc prefilming fluid--Atomic absorption spectrometric method GB/T 14636-1993 Industrial circulating cooling water--Determination of calcium--Atomic absorption spectrometry
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	160.0
Delivery:	via email in 1~3 business day

本标准规定了工业循环冷却水中钙、镁含量的测定方法---原子吸收光谱法。
本标准适用于工业循环冷却水中钙含量范围为0.5 mg/L~75 mg/L、镁含量范围为0.1 mg/L~50mg/L 的测定,也适用于各种工业用水、原水和生活用水中钙、镁含量的测定。
本标准同时也适用于工业循环冷却水用磷锌预膜液中钙含量的测定。