With drop count titration covers ranges of 1.25-25, 2-40, and 5-100 mg/L as CO2, with increments of 1.25, 2, and 5. Includes rugged carrying case, prepackaged reagent set, detailed instructions for fast, easy, and accurate carbon dioxide test results in the field.
Phosphate Test Kit, Model PO-23, Simple, low-cost color disc method is the most accurate visual test kit method, Achieve fast results with an easy-to-carry test kit