Sodium ascorbate is briefly called vc-na, which is used as vc supplementary agent in medicine to supplement the deficiency of vc intake and also used as the anti--oxidized agent for the food and beverage, which could prevent food and drinks from changing the color and taste. Vc-na is an ideal product when you need ready soluble and well tastable vc. The quality is in conformity with the whole requirements of cp/usp/fcc. Vc-na directly-compression granule is processed with the vc-na conforming to the pharmacopoeia of cp/usp/fcc. Net weight of 20kg packed by aluminium foil with silica gel bag inside for moisture-proof.