Discontinued Back Catalog number: 57145 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C20000800 PCB No. 8 certified, 25mg Price on request BB-9 2,5-Dibromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 678176 Phorate-oxon-sulfone, 100 µg/ml, Cyclohexane, 1m Price on request