PCB Mix 25 ppb Back Catalog number: 98626 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-23-S 2,3-Dichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 674011 Monuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 680280 Stearic acid, 250mg Price on request