Title: Argol

CAS Registry Number: 8007-14-5

Additional Names: Argilla vini; argil; arcilla; Weinstein; wine lees; crude cream of tartar; crude potassium bitartrate

Literature 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.