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Potassium Sorbate

Regular price $13.40 USD
Regular price Sale price $13.40 USD
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Stops fermentation and also used as an additive before bottling to prevent re-fermentation in the bottle

It does not kill yeast, so is not a fungicide, but prevents fermentation by interfering with the metabolism of the yeast.

Dosage: 1 - 1 1/4 g/gal or 1/2 - 3/8 tsp/gal