wein.plus
Attention
You are using an old browser that may not function as expected.
For a better, safer browsing experience, please upgrade your browser.

Log in Become a Member

Rectified grape must concentrate

A special form of concentrated grape must; see under RCGM.

RCGM is the most commonly used abbreviation for "rectified grape must concentrate". Rectification is a thermal separation process for separating a homogeneous solution of two or more substances by repeated distillation or countercurrent distillation. This results in a concentration of all soluble substances. The result is a product without the caramel flavour caused by heating in other processes. It is produced by partially removing water using various methods. This is also the difference to concentrated grape must.

It is usually produced by vacuum evaporation of grape must at very low temperatures to prevent the undesirable caramel flavour (which is why heat is...

Voices of our members

Hans-Georg Schwarz

As honorary chairman of the Domäne Wachau, it is the easiest and quickest way for me to access the wein.plus encyclopaedia when I have questions. The certainty of receiving well-founded and up-to-date information here makes it an indispensable guide.

Hans-Georg Schwarz
Ehrenobmann der Domäne Wachau (Wachau)

The world's largest Lexicon of wine terms.

26,379 Keywords · 46,984 Synonyms · 5,323 Translations · 31,713 Pronunciations · 202,114 Cross-references
made with by our author Norbert F. J. Tischelmayer. About the Lexicon

EVENTS NEAR YOU

PREMIUM PARTNERS