1,1-Difluoroethane, 1000µg/ml in MeOH, 1ml Back Catalog number: 71916 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673538 4,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml Price on request 679817 Sulfamethoxypyridazine, 100 µg/ml, Methanol, 1ml Price on request 53101 ICP-MS Verification Standard #2 Price on request