Chlorthiophos, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678278 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59468 pH 4.0 Standard @ 25°C Price on request 10018 EPA Method 8270A - Analytes Mix #8 Price on request 3487.15-100-AN Prochloraz Price on request