PCB 99, 5mg Back Catalog number: 680853 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3549.29-K-IO 9,9-Di-n-octylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 123863-99-0 Price on request 8553.26-K-IO Ethyltri-n-octyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 72605 Trimethoprim Price on request