Water in Coffee, Part 2: Treatment, Recipes and Safety
Guides / Water in Coffee, Part 2: Treatment, Recipes and Safety
Filters, RO, softeners and mineral packets — what coffee water products actually do, how to mix your own recipe from Epsom salt and baking soda, where to start, and how to do it safely.
By Saam Kzad
10 min read
This is Part 2 of a two-part guide to water in coffee. Part 1: Chemistry and Standards covers the science: how magnesium, calcium, bicarbonate and pH affect extraction and taste, and the SCA standard. This part covers what water treatment companies actually sell, the formulas for a DIY recipe, a step-by-step plan for getting started, and safety precautions.
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