15N3-Atrazine, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678256 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673793 Dioxathion, 100 µg/ml, Ethyl acetate, 5ml Price on request 674546 Swep, 250mg Price on request 687606 Fenpropimorph, 250mg Price on request