Acetophenone-DNPH Back Catalog number: 83538 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91334 Semi-Volatile Mix #1 Price on request 1577.23-250MG Pholcodine, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 509-67-1 Price on request 1939.6-1MLX5 1-(Trimethylsilyl)imidazole, neat, Solvent-neat, Unit 1mL, # of units-5, Cas.no. 18156-74-6 Price on request