EPA Method 8315 Calibration Mix #1 Back Catalog number: 83509 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90803 Cyclohexanone Price on request 70217 Metolachlor Price on request PHTH-012S Decyl octyl phthalate, 100µg/ml in MeOH, 1ml Price on request