China 'GB/T 8243.12-2021
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 8243.12-2021
Methods of test for full-flow lubricating oil filters for internal combustion engines—Part 12: Filtration efficiency using particle counting and contaminant retention capacity 内燃机全流式机油滤清器试验方法 第12部分：颗粒计数法滤清效率和容灰量
Issued Date:2021/5/21
Implemented Date:2021/12/1
Issued by:
The Standardization Administration of the People's Republic of China
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