PSA-C18-Mix 2 Back Catalog number: 675157 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 38195 WS Formaldehyde Price on request 0364.8-K-IO 3,4-Dimethylthieno[2,3-b]thiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17502-58-1 Price on request OXYCHLORD OxyChlordane, 1.2mL x 100ug/mL, nonane Price on request