Ketoprofen, 100µg/ml in Acetonitrile, 5ml Back Catalog number: 18000-0660-100AN5 Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended 19207 Semi-Volatiles Spiking Standard Price on request 680646 Pyrifluquinazon, 100 µg/ml, Acetonitrile, 1ml Price on request 673202 Atrazine, 10.0 µg/ml, Acetonitrile, 10ml Price on request