Calcium Ascorbate USP/FCC | H & A Canada | Calcium Ascorbate USP/FCC is a white to slightly yellow, odorless, crystalline powder. It is soluble in water, slightly soluble in alcohol, and insoluble in ether. The pH of A 1 in 10 solution is between 6.8 and 7.4. Functional use in foods: Antioxidant. |