alpha-HCH, 100 µg/ml, Methanol, 1ml Back Catalog number: 680442 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679458 2,4'-DDE, 100 µg/ml, Methanol, 1ml Price on request 20035 CLP Program - Acid Surrogate Standard Price on request 3503.8-100-CY 2,4,5-T Price on request