EPA Method 8240A Mix #2 Back Catalog number: 84422 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10929.18-K-IO Di-n-butyldi-n-pentyltin,1000 µg/mL,isooctane,1mL Price on request 72469 1-Naphthaleneacetic acid, 1000µg/ml in Acetone, 1ml Price on request 10458.30-50-ME Tetraphenylrecorcinol bis(diphenylphosphate), 99% (LC) Price on request