EPA Method 8315 Calibration Mix #1 Back Catalog number: 83509 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682268 Homosalate, 100mg Price on request L12082000CY 4,4´-DDT, 10µg/mL in Cyclohexane, 10ml Price on request 93909 Volatile Standard Price on request