General Hydroponics®, pH Control Kit (includes pH up, pH down, and pH test indicators) [Case of 12] food-storage Osram 660nm-24pcs

Osram 660nm-24pcs

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General Hydroponics®, pH Control Kit (includes pH up, pH down, and pH test indicators) [Case of 12] food-storage Osram 660nm-24pcsMinimum quantity required 12 General Hydroponics, pH Control Kit (includes pH up, pH down, and pH test indicators) For A Balanced Nutrient Solution The General Hydroponics pH Test Indicator can help you maintain an ideal pH level (which is between 5. 5 and 6. 5). This can be achieved by monitoring your pH using the super concentrated drops found with the test indicator. Based on the test results, pH Up or pH down (available separately) can be added to