4-(3-Indolyl)-butyric acid, 250mg Back Catalog number: 677220 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended EPA-8290HRCCAV Calibration Kit; Alternate Volume, 5 x 200ul, nonane Price on request 677879 Nonylphenol (technical), 100 µg/ml, Acetone, 1ml Price on request L-PFHXS Sodium perfluoro-1-hexanesulfonate, 1.2ml x 50ug/ml, methanol Price on request