Total ash Not more than 8.5% (1). Acid-insoluble ash Not more than 0.6% (1). Water-soluble extractive Not less than 28% (1). Alcohol-soluble extractive Not less than 6% (1). Loss on drying To be established in accordance with national requirements
Total ashNot more than 8.5% (1).Acid-insoluble ashNot more than 0.6% (1).Water-soluble extractiveNot less than 28% (1).Alcohol-soluble extractiveNot less than 6% (1).Loss on dryingTo be established in accordance with national requirements