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food-grade virgin plastic Special UV-resistant composition Designed for easy handling and fast drainage Will last multiple seasons outdoors
refillable pH electrode with a built-in temperature sensor
compact reflector design maximizes light with 8% more light hitting the canopy and 30% more uniform light than the competition
Dimensions - 45
the PROfilters 45s and 70s effectively remove 99
Chemboys - Citric Acid 40 LB grow-light-reflectors food-grade virgin plastic Special UV-resistantUse Chemboys Citric Acid to help treat soil alkalinity. If your soil has high alkalinity for a particular plant, citric acid can be mixed in with the soil to help raise the soil's pH. In low doses, Chemboys Citric Acid can be a beneficial repellent of certain organisms and pests. Citric Acid lies below 4. 0 on the pH scale, meaning that it is acidic and potentially corrosive. The optimal pH for plant growth is between 5. 5 and 7. 5