PCB Congeners (10 ppm) Back Catalog number: 97819 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PN-34S 1,2,4,7-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request BDE-156 2,3,3',4,4',5-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 10229.14-10MG Benzyl 4-hydroxybenzoate-2,3,5,6-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1219805-81-8 Price on request