Hydrofeed pH control Up contains Potassium Carbonate, a chemical with a pH of 11.5, sufficient to change the pH of our nutrient easily without presenting a significant hazard to health. It is more forgiving to change pH than other more concentrated alkalies. Choosing Hydrofeed pH Control for managing your nutrient is a no brainer, Not only is it easier to use, less hazardous and kinder to your plants, it can also be shipped as a powder for you to mix with water at home thereby saving the environment by not needlessly shipping water.
The bottles are delivered empty and are supplied with a pouch containing the pH UP powder. Put the powder in the bottle and add 1/2 litre of tap water, close the cap and mix to create your pH UP solution. Posting the chemical as a powder reduces your postage costs and saves the environment at the same time.
Furthermore, the bottles can be refilled. Just order a pH UP refill pouch, empty into the bottle, add 1/2 litre of water and mix. Reusing your bottles helps to save the environment by reducing plastic waste and energy use.