... crystallization technique It is also known as sodium glutamate and MSG, a sodium salt of the naturally occurring non-essential amino ... be observed. Mesh: 20, 30, 40, 60, 80, 100 and powder etc. Purity: 99%, 90%, 80%, 70%, 60%, 50% etc. Packing: Kraft bag ... , waven bag, small bag, carton. Color: Shiny white, crystal. Monosodium glutamate(MSG)