4-Methylvaleric acid, 250mg Back Catalog number: 680164 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1019.12-K-IO-X10 n-Dodecane-d26, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 16416-30-1 Price on request 90821 Creosote Price on request 673449 Terbuthylazine, 100 µg/ml, Acetonitrile, 5ml Price on request