MoistureNot more than 12.0% by weight
Total ash (Unbleached)Not more than 8.0% by weight
Total ash (Bleached)Not more than 12.0% by weight
Calcium as CaO (Unbleached)Not more than 1.1% by weight
Calcium as CaO (Bleached)Not more than 2.5% by weight
Volatile oil contentNot less than 1.0%
Water soluble ashNot less than 1.7% by weight
Acid insoluble ashNot more than 1.0% by weight
Alcohol soluble extract (90% v/w)Not less than 5.1% by weight
Cold water soluble extractNot less than 10.9%