丙酮中杀扑磷溶液标准物质  Standard substance in acetone solution of dichos  1.2mL  

丙酮中三唑磷溶液标准物质  Triazophos solution standard substance in acetone  1.2mL  

丙酮中三唑磷溶液标准物质  Triazophos solution standard substance in acetone  1.2mL  

甲醇中嘧啶肟草醚溶液标准物质  Standard substance for pyrimidine oxime oxalether solution in methanol  1.2mL  

乙腈中种菌唑溶液标准物质  Standard substance for solution of bacterazole in acetonitrile  1.2mL  

甲醇中3种菊酯类混合溶液标准物质  Three pyrethroids in methanol mixed solution standard material  1.2mL  

乙酸乙酯中外环氧七氯B溶液标准物质  Ethyl acetate hexachloride B solution reference material  1.2mL  

异辛烷中8种有机氯混合溶液标准物质  Standard substances for 8 organochlorines mixed solution in isoctane  1.2mL  

正己烷:甲苯中8种有机氯混合溶液标准物质  N-hexane: 8 organic chlorines in toluene mixed solution standard material  1.2mL  

正己烷:甲苯中8种有机氯混合溶液标准物质  N-hexane: 8 organic chlorines in toluene mixed solution standard material  1.2mL