PCB No. 189, 10µg/ml in Isooctane, 10ml Back Catalog number: L20018900IO Availability: In the manufacturer's stock Price on request - + Recommended 674014 MCPB, 100mg Price on request 94090 Oxygenates Price on request 674592 Fenthion-oxon-sulfoxide, 10.0 µg/ml, Acetonitrile Price on request