... [Content]: ≥99. 5%[Melting Point]: ≥107°c[Usage]: The grades are: medicinal grade, food grade, reagent grade1. Reagent ... and organic materials2. It is the latest international human health products, and indispensable to the human body to maintain organic sulfur ... gastrointestinal diseases, skin care and beauty care functions. 5. The food-nutrition additives, feed additives.[Package]: 25kgs/barrel, or ...