Color Back Catalog number: 54255A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P1695 4,4-Pentamethylene-2-pyrrolidone, >98%, 5g Price on request 676765 Difenoxuron, 100 µg/ml, Acetonitrile, 1ml Price on request 678371 Epichlorhydrin, 1ml Price on request