EPA Method 515/8150/1658 Herbicides Back Catalog number: 31196 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1107.14-K-T 9-Nitroanthracene-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 220381-38-4 Price on request 672863 Isoprocarb, 250mg Price on request H-200N 1,5-Dimethylnaphthalene, 10mg Price on request