Ajinomoto offers a wide range of products which includes brewtan B. It is a high molecular weight food grade hydrolysable tannic acid suitable for brewing applications. It belongs to brewery category. It is is specifically designed for early stage stabilisation of beer during mashing-in or boiling. It is a 100 % natural material extracted from renewable plant materials using dedicated strictly controlled production facilities. No added preservatives or additives are used in the production of Brewtan B. Apperance: light yellow granular powder, free of visible impurities. Odour: practically odourless. Taste: neutral / astringent taste. Usage: Brewtan A is typically added as a 5 – 10 % solution. It is added in the mashing water before the addition of the malt, typical dosage levels are 2-6 g/hl. It is added max. 5 min before the end of the boiling process or during the transfer to the whirlpool, typical dosage levels are 2-6 g/hl. Storage and handling: It does not require special storage conditions and has a shelf life of min. 5 years if stored in a dry area in its original closed packaging. It is not frost sensitive and normal ambient storage temperatures(i.e. 5 - 25°C) suffice. Packaging: It is available as a spray-dried granular product in 25 kg fibre drums lined with an inner polyethylene bag.
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