oxy-Chlordane, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678969 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 79241 EPA Method 8330 Analyte Price on request 675553 Chlorthiophos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 680919 Estriol, 10 µg/ml, Acetonitrile, 10ml Price on request