GB/T 37640-2019
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
GB/T 37640-2019
Diphenylmethanone
GB/T 37640-2019
4,4’-Sulfonyldiphenol(Bisphenol-S)
GB/T 37640-2019
Determination of butyl hydroxy anisole,dibutyl hydroxy toluene,tertiary butyl hydroquinone,ethoxyquin and propyl gallate in feeds
GB/T 37640-2019
Ultraviolet absorber-2-Hydroxy-4-n-octoxybenzophenone(UV-531)
GB/T 37640-2019
GB/T 37640-2019
Forensic sciences—Examination methods for chloracetophenone and o-chlorobenzalmalononitrile in tear agent samples—GC-MS
GB/T 37640-2019
Food contact materials - Polymer materials - Determination of 2,4-dihydroxybenzophenone in food simulants - High performance liquid chromatography
GB/T 37640-2019
GB/T 37640-2019
Food contact materials-Paper,regenerated fibre-Determination of benzophenone and 4-methylbenzophenone-Gas chromatography-mass spectrometer
GB/T 37640-2019
Food contact materials - Auxiliary material - Determination of benzophenone and 4-methylbenzophenone in printing ink-Gas chromatography mass spectrometer
GB/T 37640-2019
GB/T 37640-2019
Food contact materials - Polymer - Determination of 1,2-dihydroxybenzene,1,3-dihydroxybenzene,1,4-dihydroxybenzene,4,4'-dihydroxybenzophenone and 4,4'dihydroxybiphenyl in food simulants - High performance liquid chromatography
GB/T 37640-2019
Chemical reagent Butanedione dioxime
GB/T 37640-2019
Food contact materials-Paper,regenerated fibre-Determination of 4,4'-bis(dimethylamino)-benzophenone and 4,4'-bis(diethylamino)-benzophenone-Gas chromatography-mass spectrometry
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
Food contact materials - Polymer - Determination of 2-hydroxy-4-methoxy-benzophenon in food simulants - High performance liquid chromatography
GB/T 37640-2019