Semi-Volatile Mix - Data Chem Back Catalog number: 92351 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2838.8-50-ME Perfluorooctanamide, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 307-31-3 Price on request 34481 1,2-Difluorotetrachloroethane Price on request 675397 Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml Price on request