PCB No. 189, 10µg/ml in Isooctane, 10ml Back Catalog number: L20018900IO Availability: In the manufacturer's stock Price on request - + Recommended 3094.12-50-IO 2,5-Dibromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 57422-77-2 Price on request 30122 2,4-Dichlorophenylacetic acid Price on request 20003 EPA Method 8240A/1666 - Purgeable Internal Std Price on request