Fenvalerate free acid Metabolite, 100mg Back Catalog number: 680532 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended ME 20100 Aqueous Ethanol Standard (1.0g/l), 10 x 1,2ml Price on request 79167 Heptachlor Price on request 50184 Ammonium (NH4+) Price on request