Iprovalicarb, 100µg/ml in Acetonitrile, 1ml Back Catalog number: P-831S-CN Availability: In the manufacturer's stock Price on request - + Recommended 11263.8-100-AN Atrazine-2-hydroxy-d5 (ethyl-d5),100 µg/mL,acetonitrile,1mL, Price on request 685071 epsilon-HCH, 10.0 µg/ml, Cyclohexane, 1ml Price on request 673475 Aldrin, 100 µg/ml, Ethyl acetate, 5ml Price on request