Perfluoro-n-heptanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFHPA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2128.12-K-IO Arochlor 1254, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11097-69-1 Price on request 673219 Cadusafos, 100 µg/ml, Acetonitrile, 5ml Price on request 11411.18-K-ME Desipramine hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request