Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 675397 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680430 Acetate Mix suitable for 2007.01 per AOAC Price on request 73496 N-Desmethyldiltiazem Price on request 1939.6-1ML 1-(Trimethylsilyl)imidazole, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 18156-74-6 Price on request