EPA Method 8310 Surrogates, 50µg/ml in MeChl, 1ml Back Catalog number: 91206 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 674919 Fenthion-ethyl, 100mg Price on request 8537.16-100-IO n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17851-53-5 Price on request S-4032-ASS-IO Methylphenanthrene Index Cocktail 5 Analytes, each concentration as listed in isooctane; units: 1x1mL Relative ratios Chiron No. Name Cas.No by weight: 0 Price on request