ISO 9768:1994
Current
Date published:
Tea — Determination of water extract
The principle of the method specified is extraction of soluble matter from a test portion by boiling water under reflux, filtration, washing, drying and weighing of the hot-water-insoluble residue, calculation of the water extract.
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Related Information
67.140.10 Tea
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BS 5987:1980
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BS 6049-3:1994
Methods of test for tea, Determination of water extract
ISO 9768:1994
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