China 'GB/T 12009.5-2016
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 12009.5-2016
(Plastics - Aromatic isocyanates for the production of polyurethane - Part 5: Determination of acidity - amendment No. 1) 塑料 聚氨酯生产用芳香族异氰酸酯 第5部分：酸度的测定《第1号修改单》
Issued Date:2019
Implemented Date:
Issued by:
The Standardization Administration of the People's Republic of China
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