GB/T 223.12-1991

Abolished

Methodsfor chemical analysis of iron，steel and alloy--The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content

钢铁及合金化学分析方法碳酸钠分离-二苯碳酰二肼光度法测定铬量

Standard Type

GBT

ICS

77.080

CCS

H11

Status

废止

Issue Date

1991-09-06

Implementation

1992-06-01

Responsible Dept

中国钢铁工业协会

Drafting Unit

N/A