4-Methoxy-2',3',4',5'-tetrachlorobiphenyl, 100µg/ml in IO, 1ml Back Catalog number: MOPCB-4007S Availability: In the manufacturer's stock Price on request - + Recommended 59973 ICP-MS Calibration Standard #2 Price on request 58116 Sulfur (S) Price on request 73242 (+/-)-Norverapamil Price on request