The HI93754B-25 are reagent vials that follow the EPA approved method for the medium range determination of chemical oxygen demand (COD) using a compatible benchtop photometer. These high quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each box for traceability.
Range : 0 to 1500 mg/L O₂
Resolution : 1 mg/L
Accuracy : ±15 mg/L ±4% of reading
Quantity : 25 test / vials