PSA-Mix 13 Back Catalog number: 674708 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-1349-S 1,3,4,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 680335 trans-Nonachlor, 10 µg/ml, Cyclohexane, 10ml Price on request DPE-3 4-Chlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request