Compact Nitrate Pocket Tester, general purpose

Flat sensor enables easy measurement with only a few drops of sample!|Simply drop the sample directly on the sensor ? only 0.3 mL is needed. Whether you are determining nitrate concentrations in the field or in the lab, this compact and durable meter provides simple, accurate, and fast measurements. Selectable analysis for NO₃ or NO₃-N and selectable units of ppm, mg/L, or kg/10a. The waterproof IP67-rated design protects from moisture damage for use in wet environments. Automatic calibration function recognizes standards and is user-selectable for either one- or two-point calibrations. General-purpose nitrate meter includes: 150 and 2000 ppm standards, soft case, and batteries. Crop nitrate meter includes: 30 and 300 ppm standards, 1-mL droppers, cleaning bottle, extraction bottle, spoons, filter paper, tweezers, hard carrying case, and batteries. Soil nitrate meter includes: 500 and 5000 ppm standards, 1-mL droppers, cleaning bottle, sample press, sample cups, hard carrying case, and batteries.