EPA Method 1666Labeled Standard Back Catalog number: 82491 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8843.10-K-IO 2-Butyl-3,5-dimethylpyrazine and 2-butyl-3,5-dimethylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 92512 PAH Standard Price on request 72819 Di-n-octyltin dichloride, 1000µg/ml in MeChl, 1ml Price on request