... crystallization technique in the world, its purityis as high as 99.5%, delicious in taste and thick in odor. Its good ... food and no harm on quantity when eating. SPECIFICATIONS:ITEM STANDARD INSPECTED RESULTPURITY 99% MIN. 99.12%PH 6.7-7.2 7.1TRANSPARENCY 98% MIN. 98.6 ... size and purity, such as purityof 80%, 90%, 97% and 99%.OEM service available. Monosodium Glutamate