A cup of coffee is actually from more than 98 % water, so it really matters what water you are using.
Water for brewing coffee requirements are:
- TDS (total dissolved solids) 75-250 ppm, ideally 150 ppm
- calcium hardness 17-85 mg/L, ideally 65 mg/L
- total alkalinity 40 mg/L
- pH 7,0
- sodium 10 mg/L
One piece of Third Wave Water sachet for preparation of 1 gallon (3,78 l) of great water for brewing coffee that meets SCAA water requirements!
- Pour the sachet into 1 gallon (3,78 litres) of water with a minimum of minerals - distilled, demineralized, reverse osmosis, aqua purificata.
- Mix until everything is dissolved.
- You can start brewing!