Propionaldehyde-DNPH Back Catalog number: 83557 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95144 Propazine Price on request 71115 Dimethachlor (Teridox), 1000µg/ml in MeOH, 1ml Price on request 677230 HHCB (Galaxolide), 10.0 µg/ml, Cyclohexane, 1ml Price on request