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water analysis · still · Germany

quellbrunn (brandenburger urstromquelle) naturell

aldi

thtotal hardness

173 ppm

0258 ppm

alkalkalinity

155 ppm

0165 ppm

ions

Ca 60.3 mg/LMg 5.4 mg/LHCO₃ 189 mg/LNa 4.4 mg/LSO₄ 0 mg/LCl 7.6 mg/L

suitable for

Filter / Pour-Over2/100

Alkalinity high (155 ppm) – acidity gets buffered, tastes flat

Espresso3/100

Too hard (173 ppm) – scaling risk, dull taste

AeroPress / Moka0/100

Too hard (173 ppm) – scaling risk, dull taste

Cold Brew19/100

Alkalinity high (155 ppm) – acidity gets buffered, tastes flat

For Cold Brew, Quellbrunn (Brandenburger Urstromquelle) Naturell only reaches 19/100 — a weak choice as coffee water.

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