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
1,2,4,5-Tetramethylbenzene
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
Ultraviolet absorber-2-Hydroxy-4-n-octoxybenzophenone(UV-531)
GB/T 37640-2019
Test method of purified terephthalic acid (PTA) for industrial use―Part 1:Determination of concentrations of 4-carboxybenzaldehyde (4-CBA) and p-toluic acid (p-TOL)
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
Food contact materials - Polymer materials - Determination of 2,4,4'-Trichloro-2'-hydroxydiphenyl Ether (Triclosan) in food simulants - High performance liquid chromatography
GB/T 37640-2019
GB/T 37640-2019
Rubber antioxidant-2,4,6-Tris(N-1,4-dimethylpentyl-p-phenylenediamino)-1,3,5-triazine
GB/T 37640-2019
GB/T 37640-2019
Food contact materials - Paper recovered fiber materials - Determination of 1,2-benzylisothiazolin-3-one 2-methyl-4-isothiazolin-3-one 5-chloro-2-methyl-4-isothiazolin-3-one - High performance liquid chromatography method