sodium gluconate food grade pure white, more than 99% of the purity , good quality, abundant supply. Standard:Industry grade: food gradeDescription : white or ... ≤0.002%,<0.001%Lead: ≤0.001%,<0.001%Chloride: ≤0.07%,<0.04%Sulphate: ≤0.05%,<0.04 ... and alumina dyeing industries.and good food additive or food fortifier of sodium Sodium gluconate of Food grade mainly used in candies, chocolates, soft ...