TDS & EC Pen

  • Measure the dissolved solids within water
  • Great for all aquariums
  • We use this product when mixing our minerals to RO water
  • TDS values are not used as water parameters, but as an indicator
  • View our shrimp values for our TDS values

2 in stock

EC stands for Electrical Conductivity and is measured in mS/cm or millisiemens per centimeter. TDS stands for Total Dissolved Solids and is measured in PPM or parts per million. TDS is acquired by taking the EC value and performing a calculation to determine the TDS value.

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