Essentials LAB 30% pH Down

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Essentials LAB 30% pH- is an acid solution (30% phosphoric acid) which can be used in small, controlled doses to lower the pH (increase acidity) of nutrient solutions. Mix thorough ly and measure with a calibrated pH meter to attain the desired pH reading. Ideal for adjusting large volumes of nutrient solution. Concentrated acid solution Can adjust the pH of large volumes of nutrient solution Show more