Single source · Azerbaijan
Istisu
Istisu (Yukhary/Ashagy Istisu) thermal springs, Kalbajar district
Naturally carbonatedThe Karabakh thermal. Rises hot from the ground in Kalbajar, a heavy bicarbonate-sulfate water that carries its own fizz from the spring · dense, briny, mineral through and through.
Mineral analysis
TDS5500mg/L total dissolved solids
Sparkling, full-bodied, sodium-savory with a soft, round finish.
Cation
Ca / MgNa
Anion
HCO₃SO₄ · Cl
Magnesium25 mg/L
smooth & easy
Silicanot published
Sodium1515 mg/L
a savory, higher-sodium pour
Verified · official analysis ↗
- briny and mineral-heavy on the tongue
- natural fizz, fine and persistent
- a warm, faintly sulfurous finish
Istisu is a sparkling water from Azerbaijan with 5500 mg/L total dissolved solids and carries 125 mg/L calcium, 25 mg/L magnesium and 1515 mg/L sodium (published analysis).
Among the ten saltiest waters in the catalog · closest in profile to Vichy Catalan.
Type · The Spa Baron
Find it in: Natural fizz · Full body · Savory