Metronidazole, certified, 0.25g Back Catalog number: C15201000 Availability: In the manufacturer's stock Price on request - + Recommended 1525.20-100-TX10 Benzo[e]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 205440-82-0 Price on request 2497.16-1G Tetra-n-butyltin, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1461-25-2 Price on request 673525 Chlorpyrifos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request