Ethoprophos, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 677816 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678390 Dicofol, 100 µg/ml, Acetonitrile, 5ml Price on request 1993.10-50-IO 1-Chloronaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 90-13-1 Price on request 70136 1,2 Dichloroethane, 1000µg/ml in MeOH, 1ml Price on request