荧光增白剂357溶液标准物质  Fluorescent brightening Agent 357 solution reference material  1.2mL  

荧光增白剂264溶液标准物质  Fluorescent brightener 264 solution reference material  1.2mL  

甲醇中盐酸可乐定(以可乐定计)溶液标准物质  Reference material for clonidine hydrochloride solution (cola) in methanol  1.2mL  

甲醇中盐酸可乐定(以可乐定计)溶液标准物质  Reference material for clonidine hydrochloride solution (cola) in methanol  1.2mL  

甲醇中井冈霉素溶液标准物质  Standard substance for wellgangmycin solution in methanol  1.2mL  

甲醇中盐酸可乐定-D4溶液标准物质  Clonidine hydrochloride -D4 solution reference material in methanol  1.2mL  

乙腈中吡噻菌胺溶液标准物质  Pyrithiamide solution reference material in acetonitrile  1.2mL  

甲醇中盐酸可乐定-D4溶液标准物质  Clonidine hydrochloride -D4 solution reference material in methanol  1.2mL  

甲醇中苯、甲苯、四氯化碳、三氯甲烷混合溶液标准物质  In methanol, benzene, toluene, carbon tetrachloride, trichloromethane mixed solution standard material  2mL  

水中乙腈、丙烯腈混合溶液标准物质  Water acetonitrile, acrylonitrile mixed solution standard material  2mL