Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/Z 41259-2022 |
Determination of quaternary ammonium salt in preservative wood and wood preservatives by automatic potentiometric titration {译} 自动电位滴定仪测定防腐木材和木材防腐剂中季铵盐的方法 |
China National Standards quaternary |
English PDF |
GB/T 39873-2021 |
Determination of quaternary ammonium salt in disinfectant—Liquid chromatography-tandem mass spectrometry 消毒剂中季铵盐的测定 液相色谱-串联质谱法 |
China National Standards quaternary |
English PDF |
GB/T 26369-2020 |
Hygienic requirement for quaternary ammonium disinfectant 季铵盐类消毒剂卫生要求 |
China National Standards quaternary |
English PDF |
GB/T 27653-2011 |
Methods for analysis of quaternary ammonium compounds in preservative-treated wood - 2-Phase titration 防腐木材中季铵盐的分析方法 两相滴定法 |
China National Standards quaternary |
English PDF |
GB 26369-2010 |
Hygienic standard for quaternary ammonium disinfectant 季铵盐类消毒剂卫生标准 |
China National Standards quaternary |
English PDF |
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