| 分子式 |
甲拌磷甲醇溶液标准物质
编号:GBW(E)061400 CAS号:298-02-2 规格:2mL 浓度:1mg/ml
湖泊沉积物中17种二噁英类化合物标准物质
编号:GBW08309 规格:10g 浓度:17组分
甲醇中倍硫磷溶液
编号:1ST20065-100M CAS号:55-38-9 规格:1mL 浓度:100μg/mL
甲醇中治螟磷溶液
编号:1ST20181-100M CAS号:3689-24-5 规格:1mL 浓度:100μg/mL
甲醇中氟虫腈硫化物溶液
编号:1ST20306-100M CAS号:120067-83-6 规格:1mL 浓度:100μg/mL
正己烷中2',3,4,4',5-五氯联苯溶液
编号:1ST3722-1000H CAS号:65510-44-3 规格:1mL 浓度:1000μg/mL