Anion Mix #1 Back Catalog number: 50099 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2272.4-2K-ME Ethyl ether, 2000µg/mL, Solvent-Methanol, Unit 1mL, # of units-1, Cas.no. 60-29-7 Price on request 8481.22-K-AN Diltiazem hydrochloride,1000 µg base/mL,acetonitrile,1mL, Price on request 72676 Progesterone Price on request