General Hydroponics pH Test Indicator Size:8 oz Motor with thermic overload protection

Motor with thermic overload protection

Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw

vitamins and select amino acids

vigorous flowering

Shipping not available due to size/weight

General Hydroponics pH Test Indicator Size:8 oz Motor with thermic overload protectionThe 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 adjust the pH as needed. The General Hydroponics pH Test Indicator works across a wide pH spectrum (pH 4. 0 8. 5). Kit includes sampling tube,