PSA-Mix 9 Back Catalog number: 675021 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 11706.12-100-IO 3,3',4,5'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 96096 Deuterated PAH Mix #2 Price on request 70461 2-Nitropropane Price on request