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Chinese National Standard Category: Basic standards and general methods for water treatment agent

English Title: Industrial circulating cooling water and scale—Determination of copper zinc—Atomic absorption spectrometric method
Chinese Title: 工业循环冷却水及水垢中铜、锌的测定原子吸收光谱法
Standard No.: GB/T 14637-2007
Category No.: G76
Issued by: AQSIQ; SAC
Issued on: 2007-10-17
Implemented on: 2008-2-1
Status: abolished
Superseded by:GB/T 14637-2021 Determination of copper,iron and zinc in industrial circulating cooling water and scale—Atomic absorption spectrometric method
Superseded on:2022-3-1
Abolished on:2022-03-01
Superseding:GB/T 14637.2-1993 Scale in industrial circulating cooling water-Determi zinc-Atomic absorption spectrometry
GB/T 14638.2-1993 Scale in industrial circulating cooling water--Determi copper--Atomic absorption spectrometry
GB/T 16634-1996 Industrial circulating cooling water--Determination of zinc for phosphorus-zinc prefilming fluid--Atomic absorption spectrometric method
GB/T 14637.1-1993 Industrial circulating cooling water--Determination of zinc--Atomic absorption spectrometry
GB/T 14638.1-1993 Industrial circulating cooling water--Determination of copper--Atomic absorption spectrometry
Word Count:3000 words
Similar Standards: GB/T 16635-1996   GB/T 13689-1992   GB/T 16633-1996   GB/T 43098.2-2023   GB/T 43098.1-2023   GB/T 6913-2023   GB/T 10656-2022   GB/T 12157-2022   GB/T 6903-2022   GB/T 14636-2021   GB/T 40392-2021   GB/T 14637-2021   GB/T 39296-2020   GB/T 39298-2020   GB/T 39303-2020   GB/T 39305-2020   GB/T 39304-2020   GB/T 39306-2020   GB/T 39302-2020   GB/T 16632-2019  
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