CJ/T 143-2001
Urban water supply-Determination of sodium、magnesium、calcium-Ion chromatography method (English Version)

Standard No.

CJ/T 143-2001

Language

Chinese, Available in English version

Release Date

2001

Published By

Professional Standard - Urban Construction

Status

Be replaced 2018-12

Replace By

CJ/T 141-2018

Latest

CJ/T 141-2018

Scope

This standard specifies the use of ion chromatography for the determination of sodium, magnesium and calcium in urban water supplies. This standard is applicable to the determination of sodium, magnesium and calcium in drinking water and its source water. This standard stipulates that when the injection volume of the method is 50 μL, the minimum detection mass concentration is: sodium 0.013mg/L; magnesium: 0.016mg/L; calcium: 0.025mg/L.

CJ/T 143-2001 history

• 2018 CJ/T 141-2018 Standard of water quality examination methods for urban water supply
• 2001 CJ/T 143-2001 Urban water supply-Determination of sodium、magnesium、calcium-Ion chromatography method

CJ/T 143-2001 Urban water supply-Determination of sodium、magnesium、calcium-Ion chromatography method was changed to CJ/T 141-2018 Standard of water quality examination methods for urban water supply.