D4-Propyl paraben, 100 µg/ml, Methanol, 1ml Back Catalog number: 678215 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677332 Oxadiazon, 100 µg/ml, Acetonitrile, 1ml Price on request 0393.12-K-IO n-Hexylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1077-16-3 Price on request 681813 D4-Ethylene thiourea, 10mg Price on request