EPA Method 8010B - Surrogate Standard Back Catalog number: 80109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91958 EPA Method 1664 - Oil & Grease (Sonicate) Price on request 1217.17-200-IO 8-Methyl-7(H)-benzo[c]carbazole, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 117044-44-7 Price on request C15987122 Perfluorooctane sulfonic acid potassium salt, 100mg Price on request