2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended 1048.25-K-IO n-Nonadecylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 22349-03-7 Price on request 63112B PCB 112, 1000µg/ml in Isooctane, 10ml Price on request L20695000CY Dibenz[a,c]anthracene, 10µg/mL in Cyclohexane, 10ml Price on request