EPA Method 8330 Analyte Back Catalog number: 79248 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9873.16-50-IO 4,9-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66291-34-7 Price on request 66074 2,4,4',5-Tetrachlorobiphenyl (74) Price on request 683717 Acequinocyl-hydroxy, 100 µg/ml, Ethyl acetate, 1 Price on request