PCB No. 189, 10µg/ml in Isooctane, 10ml Back Catalog number: L20018900IO Availability: In the manufacturer's stock Price on request - + Recommended 673407 Pencycuron, 100 µg/ml, Acetonitrile, 5ml Price on request 676767 Cumyluron, 100 µg/ml, Acetonitrile, 1ml Price on request 8581.6-10MG Perfluorohexane sulfonic acid, potassium salt,neat,neat,10mg, Price on request