China 'GB/T 9989.2-2025
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 9989.2-2025
Determination of Chemical Resistance of Enamels - Part 2: Determination of Resistance to Chemical Corrosion by Boiling Acids, Boiling Neutral Liquids, Alkaline Liquids and Their Vapors 搪瓷耐化学侵蚀的测定 - 第2部分:耐沸腾酸、沸腾中性液体、碱性液体及其蒸气化学侵蚀的测定
Issued Date:2025/8/29
Implemented Date:2026/3/1
Issued by:
The Standardization Administration of the People's Republic of China