Hydromorphone Back Catalog number: 96494 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 56161 Hexavalent Chromium (Cr 6+) Price on request PN-70S 1,2,3,6,7,8-Hexachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 50129 Fluoride (F-) Price on request