EPA Method 508 - Performance Check Solution Back Catalog number: 19132 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4335-K-MEX5 Organotin Standard Mixture 1 Each 1000µg/mL in methanol; units: 5x1mL or 5x5mL Prod.No. Compound CAS No. 1983.4Mono-n-butyltin trichloride [1118-46-3] 1982.8 Di-n-butyltin dichloride Price on request L20635100CY Benzo[a]pyrene D12, 10µg/mL in Cyclohexane, 10ml Price on request 98848 4,4’-DDE Price on request