Automotive fuels. Information on aniline, N-methyl aniline, N-ethyl aniline, N,N di-methyl aniline and secondary-butyl acetate when used as blending components in unleaded petrol
汽车燃料 有关苯胺、N-甲基苯胺、N-乙基苯胺、N N-二甲基苯胺和乙酸仲丁酯(用作无铅汽油中的混合成分)的信息
2020-04-23
GB/T 38409-2019
皮革 化学试验 N-甲基吡咯烷酮(NMP)和N-乙基吡咯烷酮(NEP)的测定
Leather—Chemical tests—Determination of N-methyl-2-pyrrolidone(NMP) and N-ethyl-2-pyrrolidone (NEP) content
2019-12-31
HG/T 5845-2021
N-乙基对位酯[4-N-乙基氨基苯基(β-羟乙基砜硫酸酯)]
N-Ethyl Para Base Ester[Ethanol, 2-[[4-(ethylamino)phenyl]sulfonyl]-, 1-(hydrogen sulfate)]
2021-03-05
农业农村部公告第197号-7-2019
饲料中福莫特罗、阿福特罗的测定 液相色谱-串联质谱法
2019-08-01
UNE 81596-1994
AIR QUALITY. WORKPLACE ATMOSPHERES. DETERMINATION OF ESTERS I (METHYL ACETATE; ETHYL ACETATE; METHYL-PROPHYL 2 ACETATE; N-BUTHYL ACETATE) IN AIR. CHARCOAL TUBE/SOLVENT DESORPTION/GAS CHROMATOGRAPHIC METHOD.
空气质量 工作环境 空气中酯类I(乙酸甲酯;乙酸乙酯;乙酸二甲酯;乙酸正丁酯)的测定 炭管/溶剂解吸/气相色谱法