CS4 Calibration Sol Dioxin/PCB, in Nonane, 500µl Back Catalog number: P48-W-CS4 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 98515 BTEX (2.0 µg/mL) Price on request 10683.12-100-IO 2,3',4,6-Tetrachlorobiphenyl Price on request X9060 Dibromochloromethane Price on request