Citrizyme Enzyme Powder - (900gm) A fast-acting dual enzyme formula that quickly removes proteins & carbohydrates associated with inanimate organic material or deposits. Leaves no residue with a premium non-foaming formula that dissolves instantly in warm tap water with no mixing required. Fresh citrus scent & color. Not a disinfectant or a pesticide. Ultra Concentrated Enzyme Powder. 900gm - makes 105 gallons. Good for 420 treatments. 900 gram