See Part # 72551 Back Catalog number: 72553 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBHCH b-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane Price on request 72649 Bromoform-d Price on request 50115 ICP-MS Mix #1 Price on request