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 71821 Nonanoic acid Price on request 673469 Acephate, 100 µg/ml, Ethyl acetate, 5ml Price on request 0389.14-100-T Phenanthrene-d10, 100 µg/mL in toluene, 1mL Price on request