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 0212.18-K-T Chrysene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 218-01-9 Price on request 95641 Acids Supplemental Standard Price on request C16971330 Solvent Violet 13, certified, 0.1g Price on request