China 'GB/T 46122.12-2025
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 46122.12-2025
Fireworks and Firecrackers - Methods of Testing for Specific Chemical Substances - Part 12: Determination of Potassium Permanganate and Permanganate Content - High Performance Liquid Chromatography Method 烟花爆竹 - 特定化学物质检测方法 - 第12部分：苦味酸和苦味酸盐含量的测定 - 高效液相色谱法
Issued Date:2025/8/29
Implemented Date:2025/12/1
Issued by:
The Standardization Administration of the People's Republic of China
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