1L, 4L, 10L, 23L, 208L, 1,000L
$26.01 – $344.09
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Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Down. A pH reading above 6.5 is considered too alkaline for most hydroponic gardens. This premium pH acidifier allows you to reduce the pH of your nutrient solution. Use pH Down as needed for guaranteed professional results.