ICP-MS Calibration Standard Back Catalog number: 50197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673127 beta-Estradiol hemihydrate, 250mg Price on request 1233.6-1ML 2,3-Dimethylbutane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 79-29-8 Price on request 2361.24-100-IO Di-n-octyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-13-7 Price on request