Chemicals

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General Information

Cream Of Tartar

Cream of tartar is a common food additive and a by-product from winemaking.[1]

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Chemical & Physical Information

Trivial nameCream of tartar
Chemical namePotassium bitartrate
Other namesWijnsteen (NL,BE)
Type of chemicalIonic compound (salt)
Chemical formulaKC4H5O6
CAS number868-14-4
Density1.954 g·cm-3
Molar mass188.177 g·mol-1
Melting point250 °C with decomposition
Boiling pointn/a
SolubleIn water
Solubility (water, 20 °C)5.3 g·L-1 Cream of tartar solubility graph.
Crystal systemOrthorhombic
AppearanceWhite crystalline powder
ColourWhite
Safety summarySafe
Safety dataMSDS
StorageDry
Extra-
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Photos

Cream Of Tartar

(3 cm)

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Sources

[1] Wikipedia

[2] Specimen from my personal collection, photo taken by me.

[3] Mullin J.W. - Crystallization, 2001