EPA Method 300.0 Anions QC Standard Back Catalog number: 50332 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2828.16-50-ME Perfluorohexadecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 67905-19-5 Price on request 672850 Fenoxaprop-P-ethyl, 250mg Price on request 51060 ASTM D-4815 Calibration Mix #3 Price on request