EPA Method 8270C Pesticide Mix #6 Back Catalog number: 91007 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679674 3-Hydroxyibuprofen, 10mg Price on request 0977.27-100-IO d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 1ml Price on request 673277 Ethirimol, 100 µg/ml, Acetonitrile, 5ml Price on request