Perfluoro-n-nonanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFNA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 8889.14-K-IO Diethyl sebacate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 110-40-7 Price on request XA12510000AL Dichlorprop, 100µg/mL in Acetonitrile, 1ml Price on request 31882 EPA Method 507 Nitrogen Phosphorus Pesticide Price on request