GB/T 37640-2019
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
HG/T 5652-2019
HG/T 5652\uff5e5654-2019
32018R0243
32015D1875
32014D0688