Thread: tap water at about 130ppm
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Old 02-04-2009, 06:23 AM
Mark Mark is offline
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Join Date: Jan 2009
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Default tap water at about 130ppm
Would anyone know if tap water at about 130ppm could be used with general hydroponics (micro, grow, bloom) without harming my plants? Just wondering if 130ppm is considered high for tap water too? Thanx. Mark
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