For many indoor and outdoor growers, the question of whether to reuse soil after harvest is both economic and envir...
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Terra Aquatica pH Test Kit
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Description
Very reliable, easy to use, and inexpensive. pH Test Kit advantageously replaces expensive pH meters. Suitable for at least 500 tests.
The pH test kit is ideal for easy pH testing. It includes a wide range from 4.0 to 8.5.
Instructions for use:
Simply fill the test tube halfway with the nutrient solution, add 2 - 3 drops of pH testing indicator, shake and observe and compare the resulting color according to the attached table.

Terra Aquatica pH Test Kit
€11,09