The amount and nature of solids already dissolved in water are referred to as Total Dissolved Solids. The source of the water supply chiefly determines the type and concentration of TDS. Ground water retained in aquifers or dispersed throughout soil may have a high concentration of minerals, depending upon the composition of the aquifer, soil, […]
Articles Tagged: TDS
Examining TDS and Taste
In a tasting conducting by the Technical Standards Committee of the SCAA, coffee was brewed with different levels of TDS in order to determine if significant flavor differences existed and how much difference actually existed. The tasting was blind and was designed to isolate TDS as the key variable. The same coffee, grind and brewer […]
Water Quality Standards
Water (H2O) is comprised of one oxygen and two hydrogen molecules, and the bonds between and among them lead it to be a unique and fascinating biological molecule. As we know, depending on the coffee beverage (espresso versus drip-based) water can contribute 94-98% of the ‘coffee’ beverage as we consume it (Illy and Viani 2005). […]