EPA Method 550 Analytes Back Catalog number: 31051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673691 Pyriproxyfen, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 676378 n-Pentyl-iso-pentylphthalate, 100 µg/ml, Isooctan Price on request 8914.14 6-Methyl-2',3,4,4'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request