Metals Mix Back Catalog number: 50156 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2491.20-K-IO Di-n-octyldiethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 14775-13-4 Price on request 97835 Oil & Grease Calibration Price on request R509502 Rifaximin-d6 (Major), 1mg Price on request