Specifications:1) Item: GB/T8967-2000/FCCIV 2) Assay: 99% up

3)State of solution (transmittance):more than 98%

4)Sulfate(so42-):not more than 0.5%5) Specific rotation [α]: +24.8~+25.3°6) Chloride: not more than 0.1%

7)Iron(Fe):not more than 5mg/kg8) Heavy metals (Pb): not more than 1mg/kg9) Lead: not more than 0.5mg/kg10) Loss on drying: not more than 0.5%11) Clarity and color of solution: pass12) Mesh size: 8-12,16-24, 20-40, 40-60, and 60-80, 80-100, 80-120 meshes

Monosodium Glutamate