4-Hydroxy-2',3',4',5'-tetrachlorobiphenyl, 10mg Back Catalog number: HPCB-4007N Availability: In the manufacturer's stock Price on request - + Recommended 9755.17-K-IO iso-Butyl n-pentyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 2126.12-K-IOX5 Arochlor 1242 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 53469-21-9 Price on request 2947.10-100-IO Fenthion-d6 (O,O-dimethyl-d6), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1189662-83-6 Price on request