Multi-Element Internal Standard Back Catalog number: 59502 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8452.13-10MG 2-Phenylbenzimidazole-5-sulfonic acid, neat, Solvent-neat, Unit 10MG, # of units-16, Cas.no. 27503-81-7 Price on request M4H159 2',3,3',4',5,5'-Hexachloro-4-[13C12]biphenylol, 1.2ml x 50ug/ml, toluene Price on request 678322 2-Propanol, 5ml Price on request