Measuring & calibration 2 min
EC, mS/cm, µS/cm and ppm: compare readings correctlyConvert mS/cm and µS/cm and check the ppm scale. Compare measurements using the same method and unit.
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Practical advice on meters for water, substrate and air. Choose your measurement method, maintain your pH electrode and compare EC units carefully.
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Measuring & calibration 2 minCalibrating a pH meter and storing its electrodeChoose suitable pH buffers and store your electrode correctly. Understand why wet and dry storage need different approaches.
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Measuring & calibration 2 minWhich meters do you need for water, substrate and air?Choose the right meter for nutrient solution, substrate or air. Compare separate meters, combo pens and sensors.
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