1.high-class MethylSulfonylMethane 2.competitive price 3.good supply ability 4.food grade MethylSulfonylMethane(MSM)Food GradeSpecification:20-40meshAssay:99.9%Uses:Food,drug,high temperature solventfunction:Packing:25KG in double-layer plastic bag lined cardboard drumStorage: Sealed, avoid moisture, fire and insolation High-class MethylSulfonylMethane(MSM)