4,4'-DDD, 100 µg/ml, Toluene, 5ml Back Catalog number: 675989 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673792 Dioxathion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 1279.30-100-AN Lanosterol, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 79-63-0 Price on request 57725 Manganese (Mn) Price on request