EPA Method 300.0 Anions QC Standard Back Catalog number: 52519 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-1236-S 1,2,3,6-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 9437.7-100-AN 3,5-Dichlorobenzoic acid Price on request 2059.7-K-IP 4-Fluoro-2-methylphenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 452-72-2 Price on request