Color Back Catalog number: 54555 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 685284 PAH-Mix 4 deuterated, 10µg/ml in Acetonitrile, 1ml Price on request DF-C10-CS1,2,3 Individual Calibration Solutions, 200ul, nonane Price on request 92299 Chlorinated Hydrocarbons Price on request