| 分子式 |
甲醇中苯并a芘质控样
编号:CQC-100 CAS号:50-32-8 规格:1.5mL/瓶 浓度:0.2-2.5ug/L
1-溴-3-苯氧基苯
编号:CWLT600699 CAS号:6876-00-2 规格:250mg 浓度:97.7%
2种氘代PCB混标(HJ715-2014内标)
编号:CDAA-M-369003-HA-1ml 规格:1mL 浓度:100mg/L
2种氘代PCB混标HJ7152014替代物
编号:CDAA-M-369004-HA-1ml 规格:1mL 浓度:100mg/L
7种PCB混标(28,52,101,118,138,153,180)(HJ743)
编号:CDGG-130316-05 规格:1mL 浓度:10mg/L
PCB 209(十氯联苯)
编号:CDAA-S-360209-HD-1ml 规格:1000mg/L于正己烷,1mL