Cations Mix Back Catalog number: 59354 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2661.12-K-IO Arochlor 1232, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11141-16-5 Price on request 2517.8-100-ME Caffeine,100 µg/mL,MeOH,1mL, Price on request 52154 Continuing Calibration Verification Standard (CCV) Price on request