ICP-MS Calibration Standard #4 Back Catalog number: 59975 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3565.20-10MG 7,8,9,10-Tetrahydro-benzo[a]pyren-7-ol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6272-55-5 Price on request 3137.12-K-IO Dodecanoic acid (Lauric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 143-07-7 Price on request 680997 Norflurazon-desmethyl, 100 µg/ml, Ethyl acetate, Price on request