Greentest 3F


Greentest 3F helps you to determine the quality and safety of your fruit, vegetables, meat, fish and water hardness. The unique 2-in-1, dual-probe device detects nitrate levels in fruit, vegetables, meat and fish as well as the total dissolved solids (TDS) in water (or water hardness). With Greentest 3 not only can you determine the nitrate safety levels of all types of meat and 64 of the most commonly consumed fruit and vegetables, but also the safety and quality of your drinking water.



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  • Portable, compact and lightweight: Greentest3F is designed with your convenience in mind. The compact and lightweight device is small enough to fit into your pocket or easily carried in your bag to take with you wherever you go.
  • Easy to use interface: Greentest3F‘s high resolution colour display provides an easy to use interface for our unique and intuitive nitrate and water TDS testing software, allowing you to quickly view the quality and safety of your fruit, vegetables, meat and water.
  • Fast and accurate results: Greentest3F displays your nitrate and water TDS test results in just 3 seconds with less than 10% margin of error.
  • Dual test probe: The unique dual test probes are easily inserted into fruit, vegetables and meat to test for nitrate levels while causing the least damage to your food. Alternatively hold the probes in standing water to test the TDS level of water and determine the quality and safety of your drinking water.
  • Long battery life: The rechargeable Li-ion 720mAh battery provides up to 20 hours of usage time and can be easily re-charged using the USB charger provided with the device.
  • Modern design: Available in a white easy-to-clean casing, providing a look that is not only modern and professional but also practical for every day use.

Additional information


Black, White