EPA Method 8240A - Purgeable Surrogate Std Back Catalog number: 24002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50677 Butyric acid (C4H8O2) Price on request 79525 Rimsulfuron, 1000μg/ml in Acetone, 1ml Price on request 10777.8-K-IO Dibromostyrene (unspecified bromination),1000 µg/mL,isooctane,1mL, Price on request