Acetophenone-DNPH Back Catalog number: 83538 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678554 Barban, 100 µg/ml, Acetonitrile, 1ml Price on request 678008 Terbufos, 100 µg/ml, Toluene, 1ml Price on request 92469 Surrogate Standard Price on request