EPA Method 8081A Pesticide Standard B Back Catalog number: 92790 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L13121000CY alpha-Endosulfan 10 µg/mL in Cyclohexane, 10ml Price on request 1010.5-5ML Thiocyclohexane, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 1613-51-0 Price on request 73239 Ketoconazole Price on request