HB/Z 5091.4-1999
Analysis method for chrome plating solution Qualitative analysis of NO2- (English Version)

Standard No.

HB/Z 5091.4-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Aviation

Latest

HB/Z 5091.4-1999

Scope

This standard specifies the method principle, reagents and analysis steps for the qualitative analysis of nitrate in electroplating chromium solutions using the chemical reaction of nitrate and mesine to produce a red compound. This standard is applicable to the qualitative analysis of nitrate radicals in chromium electroplating solutions.

HB/Z 5091.4-1999 history

• 1999 HB/Z 5091.4-1999 Analysis method for chrome plating solution Qualitative analysis of NO2-