Levulinic acid, 250mg Back Catalog number: 677804 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 79275 2-Methylthiophene Price on request 678489 Propachlor, 100 µg/ml, Acetonitrile, 1ml Price on request 675721 Heptachlor-exo-epoxide, 10.0 µg/ml, Ethyl acetate Price on request