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water analysis · still · Germany

externstein quelle naturell

reweedekakaufland

thtotal hardness

1598 ppm

0258 ppm

alkalkalinity

264 ppm

0165 ppm

ions

Ca 539 mg/LMg 61 mg/LHCO₃ 322 mg/LNa 13 mg/LSO₄ 1309 mg/LCl 11 mg/L

suitable for

Filter / Pour-Over0/100

Too hard (1598 ppm) – scaling risk, dull taste

Espresso3/100

Too hard (1598 ppm) – scaling risk, dull taste

AeroPress / Moka0/100

Too hard (1598 ppm) – scaling risk, dull taste

Cold Brew0/100

Too hard (1598 ppm) – scaling risk, dull taste

Externstein Quelle Naturell is a poor fit for Espresso (3/100) — hardness or alkalinity sit well outside the target zone.

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