Castle Colours Ltd. have been supplying additives and feed                         materials to the animal feed industry for over a decade.

Due to recent requirements from the industry, we are now FEMAS accredited    (Feed Materials Assurance Scheme)

Our product range includes

Red Iron Oxide
Yellow Iron Oxide
Black Iron Oxide
Manganese Sulphate Monohydrate
Manganous Oxide
Iron II Sulphate
Zinc Oxide
Zinc Sulphate Monohydrate