PCB No. 189, 10µg/ml in Isooctane, 10ml Back Catalog number: L20018900IO Availability: In the manufacturer's stock Price on request - + Recommended 2128.12-K-IO Arochlor 1254, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11097-69-1 Price on request 681952 Heptenophos, 10.0 µg/ml, Acetone, 10ml Price on request 55213 Medical Marijuana Heavy Metals Price on request