7H-Perfluoroheptanoic acid, 50µg/ml in MeOH, 1ml Back Catalog number: 2835.7-50-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 9755.17-250MG iso-Butyl n-pentyl phthalate, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. Price on request 79004 Acetone, 1000µg/ml in MeOH:Water (9:1), 1ml Price on request C14379000 D-Isoascorbic acid, 250mg Price on request