EPA Method 502.1 - Liquids Back Catalog number: 30008 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2492.14-K-IO Mono-n-octyltriethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16216-27-6 Price on request 96930 Semi-Volatile Additionals Price on request E523000 Emodin, 50mg Price on request