Pyrazophos, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678106 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 91397 EPA Method 8141 / 1618 Pesticide Mix A Price on request NK-ST-B2 Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 674442 2,3,5-Trimethacarb, 10.0 µg/ml, Acetonitrile, 10 Price on request