Isodrin, 1000µg/ml in MeOH, 1ml Back Catalog number: P-471S-10X Availability: In the manufacturer's stock Price on request - + Recommended 2336.11-K-HX n-Pentylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 538-68-1 Price on request 14728.22-K-AN Δ9-THC Carboxylic Acid A, 1000µg/ml in Acetonitrile, 1ml Price on request 24023 EPA Method 8260 Internal & Surrogate Standard Price on request