GB/T 11889-1989
Water quality--Determination of aniline compounds--Spectrophotometric method with N-(1-naphthyl) ethylenediamine (English Version)

Standard No.

GB/T 11889-1989

Language

Chinese, Available in English version

Release Date

1989

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 11889-1989

Scope

This standard specifies the N(1-naphthyl)ethylenediamine diazo coupling colorimetric method for the determination of aniline compounds in water. This standard is applicable to the determination of aromatic primary amine compounds in surface water, dyestuff, pharmaceutical and other wastewater.

GB/T 11889-1989 history

• 1989 GB/T 11889-1989 Water quality--Determination of aniline compounds--Spectrophotometric method with N-(1-naphthyl) ethylenediamine