EPA Method 508 Pesticide Mix Back Catalog number: 92248 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MI506-100 Reagent kit for 100 tests (Free chlorine) Contains: 1 x 20mL DPD1, 1 x 20mL DPD2 Price on request 679556 D5-Nalidixic acid, 10mg Price on request 52013 Calibration Standard Mix 4 Price on request