PH Testing

Healthible DO Range: 0-40.00 mg/L, 0.1 mg//L Resolution

Healthible DO Range: 0-40.00 mg/L, 0.1 mg//L Resolution, Digital Dissolved Oxygen Meter with Electrode Filling Fluid (No Backlight) **Portability and Convenience**Compact pen shape design, lightweight and easy to move, you can test water anywhere for the purest water. **High-Precision Sensors**With automatic temperature compensation function, it can automatically compensate the solution temperature 0-40 degrees, and can detect any 0.0-40.0mg/L liquid. **Rapid...

AlphaDesignLuxe 5-in-1 pH Meter with Bluetooth, High

AlphaDesignLuxe 5-in-1 pH Meter with Bluetooth, High Accuracy Measurement of TDS, pH, EC, Salt and Temperature Water Testing Kit for Home Drinking Water, Hydroponics, Laboratory, Aquarium and More. 【pH Meter with Bluetooth】 Powered by the YINMIK mobile app, professional measurement of PH/TDS/EC/Salinity/TEMP (℃/℉), suitable for home drinking water, hydroponics, laboratory, aquarium and more. 【Cloud Based Data Management System】 Precision real-time...

GREENNOVO Instant Read Digital Nitrate Tester for Vegetable

GREENNOVO Instant Read Digital Nitrate Tester for Vegetable

GREENNOVO Instant Read Digital Nitrate Tester for Vegetable, Fruit, Meat, Food Safe Meter 2F White Food Nitrate Tester–Nitrates cause serious disease. It has long been established that excessive nitrates are harmful to health. Nitrates significantly increase the risk of diabetes, Alzheimer's and Parkinson's disease and certain types of cancer. Some researchers believe that the dramatic rise in cancer of the...