Nutrients
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Essentials pH Up EasyControl 250ml
£2.99Sold out, more on order!
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Essentials pH Up 250ml (50% potassium hydroxide)
£4.49 -
Essentials pH Up EasyControl 1L
£8.99Sold out, more on order!
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Essentials pH Up 1L (50% potassium hydroxide)
£11.99
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Essentials pH Down 1L (30% phosphoric acid)
£11.99Sold out, more on order!