These cost-effective and easy-to-use pH test indicators give a quick reading of the pH of your nutrient solution.
VitaLink ESSENTIALS pH Test Indicator – Wide Spectrum, change colour in response to different pH values. Fill the supplied plastic vial with a small amount of your nutrient solution and add a few drops of the pH test Indicator reagent. Compare the resulting colour to the chart provided and read the estimated pH. Although not as accurate as using a pH meter to analyse your nutrient solution, this indication kit is a quick, precise and cost-efficient measure, giving over 100 readings. It is also ideal as a backup solution in case your pH meter should stop working.
The VitaLink ESSENTIALS pH Test Indicator – Wide Spectrum measures between 4.0 and 8.5 in increments of 0.5.
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