EPA Method 525.2 Standard Back Catalog number: 92694 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96538 Butabarbital Price on request 52037 Calibration Standard Mix 5 Price on request L12081000CY 2,4'-DDT, 10 µg/mL in Cyclohexane, 10ml Price on request