Acids Calibration Level 1 Back Catalog number: 94838 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 15900-2880-100CY5 Isodrin, 100µg/ml in Cyclohexane, 5ml Price on request 4PM159 2,3,3',4,5,5'-Hexachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 673541 Diazinon, 10 µg/ml, Ethyl acetate, 10ml Price on request