Dihydroxy quinoxaline, 100mg Back Catalog number: 681604 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4086-500-IO Trimethylnaphthalene Mixture 1 6 Analytes, each 500 µg/mL in isooctane; unit: 1x1mL 0700.13 1,2,3-Trimethylnaphthalene [879-12-9] 0701.13 1,2,4-Trimethylnaphthalene [2717-42-2] 0704.13 1,4,5-Trimethylnaphthalene [2131-41-1] 070 Price on request 673034 Benzoic acid, 250mg Price on request 98307 EPA Method 525 Pesticide Standard Sub Conc Price on request