EPA Method 8315 Calibration Mix #1 Back Catalog number: 83509 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93890A Acetone Price on request 0615.27-100-IO 17 alpha(H)-22,29,30-Trisnorhopane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53584-59-1 Price on request 678272 Chlorbenside, 100 µg/ml, Acetonitrile, 5ml Price on request