EPA Method 608 Pesticides Back Catalog number: 81801 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0974.29-100-IO d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL in Isooctane, 1ml Price on request 2740.27-10MG 5ß(H)-Cholestan-3-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 601-53-6 Price on request I821310 (+)-Isomenthol, 100mg Price on request