Erythorbic Acid, CAS# 89-65-6, is an organic compound manufactured through chemical synthesis, available as White odorless, crystalline powder or granules. Erythorbic Acid is widely used as antioxidants. It is widely accepted as safe food additive in many countries with E number E315. Foodchem International Corporation has been supplying quality Erythorbic Acid to customers all over the world for over 10 years.