Methadone/Methaqualone/Propoxyphene Back Catalog number: 96626 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0201.18-500-T Benz[a]anthracene, 500 µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 56-55-3 Price on request 8726.12-K-IO Dipropyl adipate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 106-19-4 Price on request 678278 Chlorthiophos, 100 µg/ml, Acetonitrile, 5ml Price on request