pure white, more than 99% of the purity , good quality, abundant supply. Sodium gluconateMolecular formula: C6H11O7Na Molecular weight: 218.14 Properties: white ... dyeing industries.and good food additive or food fortifier of sodium Sodium gluconate of Food grade mainly used in candies, chocolates, soft drinks ... , PE bag inside(heat sealing) or packed as your required. SODIUM GLUCONATE (>99%)