Perfluoro-4-methyloctanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: P4MOA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 59844 ICP-MS Calibration Standard Price on request 9649.16-100-ME Propranolol-d7 (ring-d7), 100µg base/mL, Solvent-methanol, Unit , # of units-, Cas.no. 344298-99-3 Price on request 14500-0230-10CY10 Benzo(a)pyrene, 10μg/ml in Cyclohexane, 10ml Price on request