DB31/T 143-1994
Water quality standards for air-conditioning water and cooling water in hotels and restaurants (English Version)

Standard No.

DB31/T 143-1994

Language

Chinese, Available in English version

Published By

Shanghai Provincial Standard of the People's Republic of China

Latest

DB31/T 143-1994

DB31/T 143-1994 history

• 1970 DB31/T 143-1994 Water quality standards for air-conditioning water and cooling water in hotels and restaurants