Nomenclature
CAS number: 8007-14-5
Argilla vini; argil; arcilla; Weinstein; wine lees; crude cream of tartar; crude potassium bitartrate.
Description and references
Formed in the secondary fermentation of grapes
for wine. Contains over 40% tartaric acid, potassium bitartrate,
calcium. Ref: R. Pasternack in Kirk-Othmer Encyclopedia of Chemical Technology (Interscience,
New York, 1954) vol. 13, p 649.
Properties
Gray or reddish-brown crystalline crusts.Use
Mordant; manufacturing tartaric acid; vinegar from
malt; in fertilizers.