HJ 486-2009
GB/T 7473-1987
Water quality--Determination of copper--2,9-dimethy-1,10-phenanthroline spectrophotometric method
HG/T 5616\uff5e5619-2019
HG/T 5072~5074-2016
GB/T 13747.6-2019
Methods for chemical analysis of zirconium and zirconium alloys—Part 6:Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry
T/ZZB 3053-2023
20061043-T-467
GB/T 21395-2024
Dimethyl sulfoxide
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
HG/T 2366-2015
Polydimethylsiloxane trimethylsiloxy terminated
GB/T 26458-2011
Fatty alkyl dimethyl amine oxides
USP f101235
2-Ethyl-3,5(6)-dimethylpyrazine
GB/T 20436-2006
Dimethylsiloxane cyclics mixture
32008H0098
QB/T 4646-2014
Dimethyl benzyl carbinyl butyrate
QB/T 4658-2014
Dimethyl benzyl carbinyl acetate
HG/T 4470-2012