Pentafluoroethanesulfonic acid, 97%, 250mg Back Catalog number: 6164-3-3L:250MG Availability: In the manufacturer's stock Price on request - + Recommended 91131 Complete Set of Aroclor Mixes Price on request 8240.13-100-T 4,4'-Difluorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 457-68-1 Price on request 676965 D5-Ochratoxin A, 10.0 µg/ml, Acetonitrile, 1ml Price on request