HG/T 3519-2003
Industrial circulating cooling water-Determination of Benzotriazole (English Version)

Standard No.

HG/T 3519-2003

Language

Chinese, Available in English version

Release Date

2004

Published By

Professional Standard - Chemical Industry

Status

Be replaced 2013-03

Replace By

HG/T 3519-2012

Latest

HG/T 3519-2023

Scope

This standard specifies the determination of benzotriazole in industrial circulating cooling water. The determination range is 0.4 mg/L ~ 10 mg/L. This standard is applicable to the determination of benzotriazole in phosphorus-based circulating cooling water and phosphorus-based composite inhibitors.

HG/T 3519-2003 history

• 2023 HG/T 3519-2023 Determination of benzotriazole in industrial circulating cooling water
• 2012 HG/T 3519-2012 Industrial circulating cooling water.Determination of benzotriazole
• 2004 HG/T 3519-2003 Industrial circulating cooling water-Determination of Benzotriazole