δ-六六六标准溶液, δ-HCH Standard solution

脱氢表雄酮 (DHEA)甲醇标准溶液, Dehydroepiandrosterone solution in methanol

《2341农药残留测定法》内标三苯基磷酸酯, Triphenylphosphate

盐酸文拉法辛, Venlafaxine hydrochloride,1000ppm

2-氯-1,3-丙二醇, 2-MCPD,1000ppm

(2-氨基-5-硝基苯基)甲醇, (2-Amino-5-nitrophenyl)methanol

1,4-二氧杂螺[4.5]癸烷-8-羧酸乙酯, Ethyl 1,4-dioxaspiro[4.5]decane-8-carboxylate

4-氟-2-羟基-3-硝基苯甲酸甲酯, Methyl 4-fluoro-2-hydroxy-3-nitrobenzoate

顺-4-氯-2-丁烯胺 盐酸盐, (Z)-4-Chloro-2-butenylamine hydrochloride

1-[4-(1-苯基-1H-咪唑-1-基)-2-[4-[1-(苯基甲基)-1H-苯并咪唑-2-基]苯氧基]乙基] 1,1-二乙基乙基酯, tert-Butyl 4-(2-(4-(1-benzyl-1H-benzo[d]imidazol-2-yl)phenox