China 'GB/T 8243.12-2007
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 8243.12-2007
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:采用颗粒计数法测定滤清效率和容灰量
Issued Date:2007-06-25
Implemented Date:2007-11-01
Issued by:
The Standardization Administration of the People's Republic of China