Ponceau 4R (E 124), 1g Back Catalog number: IBPO004 Availability: In the manufacturer's stock Price on request - + Recommended PFDOA Perfluoro-n-dodecanoic acid, 1.2ml x 50ug/ml, methanol Price on request 675237 Kresoxim-methyl, 100 µg/ml, Acetonitrile, 5ml Price on request 71856 Tetranitromethane Price on request