Prothiofos, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673683 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 9723.29-100-IO Nonacosanoic acid, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4250-38-8 Price on request 8708.12-100-CY Decachlorobiphenyl, 100 µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 2051-24-3 Price on request 30115 EPA Method 551.1 Performance Check Sol’n Price on request