GB/T 7731.5-2021

Active

Ferrotungsten—Determination of silicon content—Silicomolybdenum blue spectrophotometric method

钨铁 硅含量的测定 硅钼蓝分光光度法

Standard Type
GBT
ICS
77.100
CCS
H11
Status
现行
Issue Date
2021-08-20
Implementation
2022-03-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
N/A