Ascorbic Acid (Vitamin C) SpecificationsAscorbic acid cas 50-81-7 Formula C6H8O6 Appearance White crystalline powder Assay: 97.50%-100.5% Product DescriptionVitamin C-S (Ascorbic Acid) Coated Product Description Vitamin C coated 97.5% Briefing: L-ascorbic acid is water