Dihydroxy quinoxaline, 100mg Back Catalog number: 681604 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 50397 Metals Mix Price on request 675079 Clopyralid-methyl, 10mg Price on request 3391.9-100 Endosulfan , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 115-29-7 Price on request