Isoprocarb, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678437 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 58033 Arsenic (As) Price on request 1112.20-100-TX10 6-Nitrobenzo[a]pyrene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 352431-12-0 Price on request ACQ-SE15-030 Ethanol standard in serum,1.5g/L,serum, 3mL Price on request