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    What's the Best Ph Up and Down to Use?

    Mad Farmer Get Up & Get Down (pH Up & Down) are some of the best (& cheapest) pH up and down products available. I have been using them for years... WHY? 1. There are 3 pH buffers in each - In the pH down there is citric acid, phosphoric acid, and ammonium sulfate. In the pH up there is...
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    Fox Farms Oxygenator

    Oxygenator is actually made by Mad Farmer rather than Fox Farm. Its one of the most highly concentrated H202 products on the market at 35%! http://madfarmerproducts.com/oxygenator/
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