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Jkapagzy Eco 6 Digital Food Nitrate Tester Food Nitrate Tester, Meter TDS Hardness PPM Analyzer Dosimeter for Vegetable, Fruit, Meat, Fish, Water,Radiation,Support Multiple Languages 【Advanced Detection Technology】:The ECO6 is a cutting-edge smart detection device that combines nitrate, water, and radiation detection technologies, ensuring accurate assessment of the safety of various food items and environmental factors.... Jkapagzy Eco 6 Digital Food Nitrate Tester Food Nitrate Tester, Meter TDS Hardness PPM Analyzer Dosimeter for Vegetable, Fruit, Meat, Fish, Water,Radiation,Support Multiple Languages