DB43/T 2200-2021
SN/T 5598-2024
GB 1886.354-2021
SF/T 0176-2024
GB/T 29636-2023
Examination methods for methamphetamine in suspected drugs
QB/T 4534-2013
Fatty alkylamidopropyldimethyl amines
GB 1886.368-2023
GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
SF/Z JD0107024-2018
Determination of S(+)-methamphetamine, R(-)-methamphetamine,S(+)-amphetamine and R(-)-amphetamine in urine, hair by liquid chromatography-tandem mass spectrometry
GB 29981-2013
QB/T 4420-2012
QB/T 2851-2007
3-(Dimethylamino) propylamine
GB/T 22591-2008
Water treatment chemicals - Bis-hexamethylene ariamine penta-methylene phosphonic acid
QB/T 4419-2012
GB 25593-2010
QB/T 4082-2010
Fatty alkylamidopropyldimethyl betaine
HG/T 3642-2016
Water treatment chemicals-Acrylic acid-2-acrylamido-2-methylpropanesulfomic acid copolymers
GA/T 1933-2021
Forensic sciences—Examination methods for (S)-methamphetamine and (R)-methamphetamine in suspected drugs—LC and LC-MS
QB/T 5491-2020
Polymethacrylimide foam board
HG/T 5258-2017
Rubber antioxidant—N,N'-bis(1-methylpropyl)-p-phenylenediamine