PCB No. 123, 10µg/ml in Isooctane, 10ml Back Catalog number: L20012300IO Availability: In the manufacturer's stock Price on request - + Recommended 15900-1020-100AN5 Cyanazin, 100μg/ml in Acetonitrile, 5ml Price on request 673953 Parathion-methyl, 10.0 µg/ml, Acetonitrile, 10ml Price on request 678310 Phorate-oxon-sulfone, 100 µg/ml, Acetonitrile, 1 Price on request