EPA Method 500 Internal Standard #6 Back Catalog number: 30169 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53020 Verification II Standard 2 Price on request 0674.19-100-IO 5 alpha(H)-Androstane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 438-22-2 Price on request L18000062CY Pesticide-Mix 62, 10µg/ml in Cyclohexane, 10ml Price on request