Hexavalent Chromium (Cr +6) Back Catalog number: 54172 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10278.12-K-ME (±)-Sotalol-d7 hydrochloride (isopropyl-d7),1000 µg/mL,MeOH,1mL, Price on request 680823 Altrenogest, 100mg Price on request 11626.17-50MG Letrozole ,neat,neat,50mg, Price on request