EPA Method 507 Analyte Mix #1 Back Catalog number: 30182 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3897.10-100-ME 2-Isobutylthiazole, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-, Cas.no. 18640-24-9 Price on request DF-1368-S 1,3,6,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 4H107 2,3,3',4',5-Pentachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane Price on request