HESI pH Correctors
HESI pH-Minus Growth: 38% nitric acid for lowering the pH-value during the growth phase. |
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MSDS |
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HESI pH Minus Bloom: 59% phosphoric acid to lower the pH during the flowering period. |
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HESI pH Plus: 50% potassium hydroxide to increase the pH value. | Label |
MSDS |
When using HESI earth fertilizers we recommend to refrain
entirely from the use of pH correctors !!!