This standard is applicable to the food additive gluconic acid- that is prepared by reacting D- and calcium gluconate with sulfuric acid or using sodium gluconate as raw material, after hydrolysis, cation exchange desodination, concentration, final product, centrifugation and drying. 0-lactone. 2 Molecular formula, structural formula and relative molecular mass
GB 7657-2020 history
2020GB 7657-2020 National Food Safety Standard Food Additive Glucono-δ-Lactone