Koi

Aquarium Pharmaceuticals pH Down and pH Up

It can be critical to have the right pH for the species being cultured. These liquid products:

  • Are fast-acting—no aging is required.
  • Will not cloud water.

Application rate varies with water hardness, alkalinity, etc., but here is a rough guide. pH Down: 2 drops per gallon lower pH 1 unit. pH Up: 4 drops per gallon raise pH 1 unit. Not for hydroponic use. Made in USA.

For freshwater use only. 

Aquarium Pharmaceuticals pH Down and pH Up

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Part No.Product NameShippingIn StockPriceQuantity
DN16 pH Down, 16 oz In Stock $10.90
($9.96/6+)		  
UP16 pH Up, 16 oz In Stock $10.90
($10.02/6+)		  
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