EPA Method 531.1 - Analytes Back Catalog number: 30042R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L10360000AL Azinphos-ethyl, 10µg/mL in Acetonitrile, 10ml Price on request 0923.10-500-IO Azulene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 275-51-4 Price on request 678286 2,4,6-Tribromophenol, 100 µg/ml, Methanol, 1ml Price on request