Supplier: Potassium carbonate (food grade, color tube grade, industrial grade), potassium bicarbonate, potassium nitrate (grade, industrial grade, agricultural grade), calcium nitrate (rubber grade, industrial grade, agricultural grade), ammoniation calcium nitrate, calcium ammonium nitrate, boron/calcium/nitrogen fertilizers, calcium/magnesium nitrate, potassium sulphate (military grade, industrial grade), magnesium nitrate, sodium nitrate (industrial grade, glass flux grade), sodium nitrite (industrial grade, antifreezing agent grade), ammonium chloride (industrial grade, agricultural grade), ammonium sulfate