EPA 8240B Calibration Standard Back Catalog number: 98430 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2209.6-10MG Tris-(aziridinyl)-phosphineoxide, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 545-55-1 Price on request 11905.15-K-ME 10,11-Dihydro-10-hydroxycarbamazepine, 1000μg/ml in MeOH, 1ml Price on request 79200 Tetrahydrofuran Price on request