HG/T 5250~5252-2017
GB/T 21395-2024
Dimethyl sulfoxide
GB/T 23296.5-2009
Food contact materials - Polymer - Determination of dimethylaminoethanol in food simulants - Gas chromatography
GB/T 15045-2013
Fatty alkyl dimethyl tertiary amines
GB/T 23953-2009
Dimethyldichlorosilane for industrial use
GB/T 26603-2011
N,N-Dimethy aniline
HG/T 5619-2019
GB/T 26458-2011
Fatty alkyl dimethyl amine oxides
HG/T 2366-2015
Polydimethylsiloxane trimethylsiloxy terminated
GB/T 2910.20-2009
Textiles - Quantitative chemical analysis - Part 20: Mixtures of elastane and some other fibers (method of using dimethylacetamide)
HG/T 5845\uff5e5848-2021
HG/T 3450-1999
Chemical reagent Butanedione dioxime
QB/T 4646-2014
Dimethyl benzyl carbinyl butyrate
QB/T 4658-2014
Dimethyl benzyl carbinyl acetate
HG/T 4470-2012
HG/T 4417-2012
HG/T 6144-2023
HG/T 6157-2023
HG/T 5848-2021
2,4-Dimethylacetoacetanilide
QB/T 4534-2013
Fatty alkylamidopropyldimethyl amines