HB 5422.3-1989
Electrolytic separation of copper alloy chemical analysis method—determination of aluminum content by chrome azure S absorptiometry (English Version)

Standard No.

HB 5422.3-1989

Language

Chinese, Available in English version

Release Date

1989

Published By

Professional Standard - Aviation

Latest

HB 5422.3-1989

Scope

This standard specifies the method principle, reagents, analysis steps and tolerances for the determination of aluminum content in copper alloys using the electrolytic separation-chromium azure S absorbance photometry method. This standard applies to the determination of aluminum content in tin bronze and brass. Measuring range: 0.001% ~ 0.030%.

HB 5422.3-1989 history

• 1989 HB 5422.3-1989 Electrolytic separation of copper alloy chemical analysis method—determination of aluminum content by chrome azure S absorptiometry