China 'GB/T 40722.2-2021
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 40722.2-2021
Styrene-butadiene rubber(SBR) -- Determination of the microstructure of solution-polymerized SBR -- Part 2: FTIR with ATR method 苯乙烯-丁二烯橡胶(SBR)? 溶液聚合SBR微观结构的测定? 第2部分:红外光谱ATR 法
Issued Date:2021/10/11
Implemented Date:2022/5/1
Issued by:
The Standardization Administration of the People's Republic of China