MCPB methyl derivative Back Catalog number: 79393 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA15890000AL Parathion-methyl, 100µg/mL in Acetonitrile, 1ml Price on request 55012 WS Trace Elements #1 Price on request 680842 Azobenzene, 100 µg/ml, Cyclohexane, 1ml Price on request