Perfluoro-n-tridecanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFTRDA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 10412.4-100-ME Sodium DL-3-hydroxybutyrate-3,4,4,4-d4 Price on request 675235 Fludioxonil, 100 µg/ml, Acetonitrile, 5ml Price on request 0979.21-100-IO d4 Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-77-7 Price on request