ISO 1578:1975

Tea — Determination of alkalinity of water-soluble ash

Tea — Determination of alkalinity of water-soluble ash

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Tea — Determination of alkalinity of water-soluble ash

The method consists in titrating of the filtrate from the determination of water-soluble ash, whith standard hydrochloric acid solution, using methyl orange as indicator.

Edition1975
Published Date1975
Published ByInternational Standardization Organisation
Page Count2