GB/T 44365-2024
Determination of 6-methylcoumarin, dihydrocoumarin, 7-methylcoumarin, 7-methoxycoumarin, 7-ethoxy-4-methylcoumarin in toothpastes—High performance liquid chromatography
DB53/T 1318.7-2024
QB/T 2242-2011
SN/T 4318-2015
Determination of coumarin,6-methylcoumarin,dihydrocoumarin,7-methoxycoumarin,acenocoumarol,7-ethoxy-4-methylcoumarin residues in foods for export - LC/MS/MS method
HG/T 5075-2016
Rubber antioxidant-N-(1,4-dimethylpentyl)-N'-phenylp-phenylenediamine(7PPD)
HG/T 4898-2016
Blend of rubber antioxidant-N-( 1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine and N-(1,4-dimethylpentyl)-N'-phenyl-p-phenylenediamine (6PPD/7PPD)
GA/T 1925-2021
Forensic sciences—Examination methods for seven cathinones including 2-MMC in suspected drugs—GC and GC-MS
GA/T 1926-2021
Forensic sciences—Examination methods for seven cathinones including 2-MMC in suspected drugs—LC and LC-MS
GB/T 39993-2021
Determination of permitted preservatives dimethyl oxazolidine, 7-ethylbicyclooxazolidine and 5-bromo-5-nitro-1,3-dioxane in cosmetics
GB/T 15076.7-2020
Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2] extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrometry
HG/T 3574-1990
32021R1933
32013D0129
32016R1093
32016R1086
32018R0338
Commission Implementing Regulation (EU) 2018/338 of 7 March 2018 concerning the authorisation of a preparation of 6-phytase, produced by Aspergillus niger (DSM 25770) as feed additive for chickens for fattening, chickens reared for laying, pigs for fattening, sows, minor porcine species for fattening or for reproduction, turkeys for fattening, turkeys reared for breeding, all other avian species (excluding laying birds) and weaned piglets (holder
32018R0248
32017R1278
ISO/TS 19006:2016
Nanotechnologies — 5-(and 6)-Chloromethyl-2’,7’ Dichloro-dihydrofluorescein diacetate (CM-H2DCF-DA) assay for evaluating nanoparticle-induced intracellular reactive oxygen species (ROS) production in RAW 264.7 macrophage cell line
32018D1687