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EC number: 212-769-1
CAS number: 868-14-4
Tartaric acid and its salts have boiling points higher than 100°C.
A collection of the boiling point values was performed for tartaric acid
and its salts (i.e. monosodium, monopotassium, sodium potassium, sodium,
potassium and calcium tartrate). All found values are listed below.
Range of boiling point (°C)
potassium hydrogen tartrate
from 400 to 600
potassium sodium tartrate
130 - 200
sodium hydrogen tartrate
Overall, tartaric acid and its salts have boiling points higher than
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