HB/Z 5109.7-2001
Analysis method for passivation solution Determination of sodium sulfate in zinc plating, cadmium plating nitric acid passivation solution (English Version)

Standard No.

HB/Z 5109.7-2001

Language

Chinese, Available in English version

Release Date

2001

Published By

Professional Standard - Aviation

Latest

HB/Z 5109.7-2001

Scope

This standard specifies the method principle, reagents, analysis steps and calculation of analysis results using the barium sulfate gravimetric method to determine the sodium sulfate (Na2SO4·10H2O) content in zinc electroplating and cadmium electroplating nitric acid passivation solutions. This standard is applicable to the determination of sodium sulfate content in nitric acid passivation solutions for zinc electroplating and cadmium electroplating. Measuring range: 5～25g/L.

HB/Z 5109.7-2001 history

• 2001 HB/Z 5109.7-2001 Analysis method for passivation solution Determination of sodium sulfate in zinc plating, cadmium plating nitric acid passivation solution