Used mainly to stop fermentation at end of winemaking process, prior to bottling, also to remove ‘wild’ yeast prior to introducing wine yeast to fruit based wines and Cidermaking. May also be used as steriliser for equipment, 1 tablet treats 5 lt
Favoured steriliser for Cidermakers, as the potassium salt leave little ‘aftertaste’.Potassium metabisulfite is one of the most important winemaking compounds. It is an antioxidant and bactericide that releases sulfur dioxide into wine must. Use 1/4 teaspoon per five gallons to add 50 ppm. Or, mix 1/4 pound in 1 quart of water to make a stock solution; 1 teaspoon of stock solution in 1 gallon of must yields 50 ppm sulfur dioxide
VWP is the vital name in home hygiene. This super concentrated formula cleans, sterilises and deodorises making up to 120 gallons from one 400gram tub. Not only is it used to cleanse your brewing equipment prior to use but is also recomended for stained crockery, cleaning dishwashers, worktop, sink, fridge etc. Use 1 to 2 teaspoons of powder per gallon of warm water.
Also known as Potassium Sorbate. Added to a wine to stop the fermentation and prevent a re-fermentation after bottling. Should always be used together with campden tablets, otherwise wine will get a smell of ‘Duranium’.