Digital Absorption Photometer Checker HC (Fluoride HR) HI739 1 set

The palm-sized "Checker HC" series. Digital tester for measuring fluoride: High Concentration Fluoride HI 739. This is a digital measuring device that replaces reagent kits. Since it is not a visual inspection, the same results will be obtained regardless of who performs the measurement. It also fits in the palm of your hand, making it easy to carry to the work site. It has only one operation button, so it is very easy to use. High-precision measurement is now very accessible at an amazing price. Measurement range: 0.0 to 20.0 ppm (mg/L) Resolution: 0.1ppm (mg/L) Accuracy: ±0.5ppm (mg/L) ±5% of measured value at 25℃ External environment: 0 to 50°C, relative humidity 95% or less (no condensation) Light source: LED (575nm) Light receiving part: Silicon photocell waterproof:- Power supply: 1 AAA alkaline battery Auto power off: after 10 minutes of non-use Size: Length 81.5 x Width 61.0 x Thickness 37.5mm Weight: 64g