GB/T 4985-2021

Active

Standard test method for needle penetration of petroleum waxes

石油蜡针入度测定法

Standard Type
GBT
ICS
75.140
CCS
E42
Status
现行
Issue Date
2021-10-11
Implementation
2022-05-01
Responsible Dept
国家标准委
Drafting Unit
N/A