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
Determination of 2,3,5,4'-tetrahydroxystilbene-O-β-D-glucoside in cosmetics―High performance liquid chromatography
GB/T 37640-2019
Phenylacetaldehyde Dimethyl Acetal
GB/T 37640-2019
Standard Test Method for Determination of the Content of Nitroxide Radical (4-Hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl) in Butadiene, Styrene and Isoprene by Cyclic Voltammetry Method
GB/T 37640-2019
Standard Test Method for Hydroxyl Groups by Pyromellitic Dianhydride Esterification (Withdrawn 2003)
GB/T 37640-2019
Urine—Determination of phenylglyoxylic acid and mandelic acid—High performance liquid chromatographic method
GB/T 37640-2019
Acetaldehyde for industrial use
GB/T 37640-2019
Test for Acetaldehyde
GB/T 37640-2019
GB/T 37640-2019
Determination of chloral content for superphosphorate
GB/T 37640-2019
Safety technical code for chloral production
GB/T 37640-2019
Phenethyl phenylacetate
GB/T 37640-2019
Styrene for industrial use
GB/T 37640-2019
Inspection rules for import and exprot dangerous chemical products - Acetaldehyde
GB/T 37640-2019
GB/T 37640-2019
GB/T 37640-2019
β-Phenethyl alcohol
GB/T 37640-2019
Acetaldehyde
GB/T 37640-2019
Occupational exposure limit for acetaldehyde in the air of workplace
GB/T 37640-2019
Phenylacetic acid