HB 5422.28-1989
Method for chemical analysis of copper alloy Carrier precipitation-dithizone absorptiometry for determination of lead content (English Version)

Standard No.

HB 5422.28-1989

Language

Chinese, Available in English version

Release Date

1989

Published By

Professional Standard - Aviation

Latest

HB 5422.28-1989

Scope

This standard specifies the method principle, reagents, analysis steps and tolerances for the determination of lead content in copper alloys using carrier precipitation-dithiozone absorptiophotometry. This standard applies to the determination of lead content in beryllium bronze, tin bronze, aluminum bronze and brass (except silicon brass). Measuring range: 0.0010% ~ 0.50%.

HB 5422.28-1989 history

• 1989 HB 5422.28-1989 Method for chemical analysis of copper alloy Carrier precipitation-dithizone absorptiometry for determination of lead content