ICP-MS Calibration Standard #1 Back Catalog number: 59972 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11411.18-K-ME Desipramine hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request 94574 EPA Method 525 Standard Price on request 93606 Benzene & 1,2-Dichloroethane Price on request