ISO-1577 › Tea -- Determination of acid-insoluble ash
ISO-1577
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2ND EDITION
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CURRENT
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The method consists in treating of the total ash (obtained as described in ISO 1575) with hydrochloric acid solution, filtrating, igniting and weighing of the residue.
To find similar documents by classification:
67.140.10 (Tea Including herb teas)
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Document Number
ISO 1577:1987
Revision Level
2ND EDITION
Status
Current
Publication Date
Oct. 1, 1987
Committee Number
ISO TC 34/SC 8