Non-Buffered Mix Back Catalog number: 674707 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0341.12-K-IO Biphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-52-4 Price on request 10637.12-50-T 1,2,3,4,7,8,9-Heptachlorodibenzofuran Price on request 95143 Prometon Price on request