维吉尼霉素 M标准溶液, Virginiamycin M1 Standard solution

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

双氟沙星盐酸盐, Difloxacin hydrochloride,1000ppm

羟基甲硝唑, Metronidazole-hydroxy,1000ppm

邻苯二甲酸二壬酯-D4, Di-n-pentyl Phthalate-3,4,5,6-d4,1000ppm

醋酸美伦孕酮, Melengestrol acetate,1000ppm

4-溴-1(2H)-酞嗪酮, 4-Bromophthalazin-1(2H)-one

4-碘-3-三氟甲基苯腈, 4-Iodo-3-(trifluoromethyl)benzonitrile

2-(1-(叔丁氧基羰基)吡咯烷-2-基)乙酸, 2-(1-(tert-Butoxycarbonyl)pyrrolidin-2-yl)acetic acid

2-(3-甲氧基苯基)-2-氧基乙醛水合物, 2-(3-Methoxyphenyl)-2-oxoacetaldehyde hydrate