EPA Method 601 Internal Standard Back Catalog number: 19094 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2234.17-050-AN Aflatoxin B2, 0.5 µg/ml, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 7220-81-7 Price on request 2288.12-1G 1,8-Naphthalic anhydride, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 81-84-5 Price on request S-4231-K-IOX5 EPA 506 Phathalates and Adipates in Drinking Water 7 Analytes, each 1000µg/mL in isooctane; units: 5x1mL or 5mL screw cap bottle 1225.12 Diethyl phthalate DEP [84-66-2] 1228.22 Bis(2-ethylhexyl) adipate BEHA Price on request