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AKA: Montmorillonite. Naturally occurring hydrated aluminosilicate of sodium, calcium magnesium and iron. Use: Fining agent for wine. Also useful when added to a clear juice must at the beginning of a fermentation to provide yeast nucleation sited and speed the onset of fermentation. Use 1/2g per litre of wine. Dissolve by blending into boiling water (for every gram of bentonite use about 25ml water: for a 23 litre batch of wine that is 11.5g of bentonite in about 300ml of water. Allow to stand for 24 hours and stir thoroughly into wine. Wait two weeks and then rack wine from sediment.

Bentonite 1kg

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