| 分子式 |
土壤中氯丹质控样
编号:SQCO-009 规格:30g/瓶 浓度:见证书
土壤中六价铬质控样
编号:SQCI-003 CAS号:7440-47-3 规格:40g/瓶 浓度:40-300mg/Kg
土壤中总石油烃C10C40质控样
编号:SQCI-140 规格:50g 浓度:300-3000mg/kg
土壤中六价铬S6Cr1棕壤土
编号:GBW07581 CAS号:7778-50-9 规格:50g 浓度:0.92mg/Kg
土壤中六价铬S6Cr2草甸土
编号:GBW(E)070252 CAS号:7778-50-9 规格:50g 浓度:2.89mg/kg