Color Disc for measuring Nitrate Nitrogen, 0-1, 0-10 mg/L. Used in test kit Model NI-14 (Prod. No. 1416100), Nitrate Education Test Kit (Prod. No. 1416133), and Stream Survey Test Kit (Prod. No. 27120
The most accurate visual test kit method, Hach color discs provide fast, accurate comparisons
14
化工儀器網