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 34263-2017
Hydroxypropyl methyl cellulose for industrial use
HG/T 4122-2020
DB37/T 2058-2012
GB/T 37042-2018
Hexamethylene diisocyanate
HG/T 5625-2019
HG/T 5624-2019
HG/T 5382-2018
Di-trimethylolpropane for industrial use
HG/T 4122-2009
QB/T 2975-2008
Trimethylolpropane oleate
GB/T 13658-2015
Polymethylene polyphenylene isocyanate
GB/T 29668-2013
Cosmetic preservative - Diazolidinyl urea
HG/T 5624\uff5e5627-2019
GB/T 25254-2022
Poly-(tetra methylene ether glycol)(PTMEG) for industrial use
NY/T 3655-2020
Determination of N-Hydroxymethyl methionine calcium in feeds
HG/T 5350-2018
Biochemical reagent-Tris (hydroxymethyl ) aminomethane
DB13/T 1219-2010
GB/T 18932.18-2003
Method for the determination of hydroxymethylfurfural in honey--HPLC-UV detection method
HG/T 5687-2020
1,3,3-Trimethy-2-methyleneindoline
GB/T 5543-2006
Resin finishing agent―Determination total formaldehyde content、free formaldehyde content and methylol formadehyde contend