alpha-HCH, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678422 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673691 Pyriproxyfen, 10.0 µg/ml, Ethyl acetate, 10ml Price on request D289905-2MG Desfuroyl Ceftiofur Cysteine Disulfide, 2mg Price on request 92387 EPA Method 8141 Surrogate Standard Price on request