Perfluoro-n-tridecanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFTRDA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9360.19-K-IO iso-Butyl benzyl phthalate (2-Methylpropyl benzyl phthalate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 72170-45-7 Price on request 678423 beta-HCH, 100 µg/ml, Acetonitrile, 5ml Price on request 680169 Dimethyl disulfide, 1ml Price on request