Inorganic Drinking Water Kit Back Catalog number: 55148 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 56224 Chromium (Cr) Price on request 673071 Diltiazem hydrochloride, 100mg Price on request 3386.9-100 2,4-D methyl ester, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1928-38-7 Price on request