Atrazine, 250mg Back Catalog number: 672814 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 9188.22-100-ME Propoxyphene-d5 hydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 681480 Thidiazuron, 100 µg/ml, Acetonitrile, 5ml Price on request 674941 Benzyltrimethylammonium chloride, 100mg Price on request