EPA Method 507 - Performance Check Solution Back Catalog number: 19030 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679127 D5-Pyraflufen-ethyl, 5mg Price on request S-4034-ASS-IO NPD Cocktail 1 20 Analytes, each concentration as listed in isooctane; units: 1x1mL Chiron No. Name CAS No. mg/mL in isooctane: 0712.11 1-Methylnaphthalene [90-12-0] Price on request S-4375-200-5IP EPA 604, Surrogate Standard as PFB derivatives S-4375 1 Analyte, 200 µg/mL in methanol, 5mL or 1mg/mL in isopropanol, 1mL 2,4,6-Tribromophenol-PFB Price on request