Sodium Erythorbate powder, with E number E316, CAS no.6381-77-7, food antioxidant, Chemical Formula C6H7NaO6 used in meats, poultry, and soft drinks. Sodium Erythorbate is the sodium salt of erythorbic acid powder. As an experienced Sodium Erythorbate manufacturer and supplier, we has been supplying and exporting Sodium Erythorbate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Sodium Erythorbate Food grade Specification STANDARD ITEM GB8273-2008 FCCV Exterior White or a slightly yellow crystalline pellet or powder White, odorless,crystalline powder or granules Assay 98.0% 98.0%-100.5% Specific Rotation +95.5~+98.0 +95.5~+98.0 Clarity Up to standard Up to standard PH 5.5-8.0 5.5-8.0 Heavy Metal(Pb) 0.002% 0.001% Lead - 0.0005% Arsenic 0.0003% 0.0003% Oxalatc Up to standard Up to standard Indentification Passed test Loss on drying 0.25%