... Free Flowing Fine Crystal or Powder2. Specifications:Specification For Food Grade and Industry Grade: ItemQuality IndexFood GradeIndustry GradePurity ( As ... 4.8Remark :Conformed with USP standard 3. Application :( 1) Food Grade: Bleach agent (e.g. candies, cake, bamboo shoots, ... and germicide (e.g. fruit juice, tinned food, brews, the cereals food is defended storage etc); Inhibitor and freshen agent ...