Atrazine, 250mg Back Catalog number: 672814 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 68C-CVS EPA Method 1668C Calibration Kit (5x200ul + 500ul CS3), 6 ampoules, nonane Price on request 97179 Internal & Surrogate Standard 8260B Price on request 673469 Acephate, 100 µg/ml, Ethyl acetate, 5ml Price on request