Monosodium Glutamate, E621, CAS No.32221-81-1, also called MSG, is one of the oldest food flavor used in culinary, available as white Powder. Monosodium Glutamate, also known as seasoning, is the sodium salt of Glutamic Acid. MSG is often used to increase flavor of foods, especially for Chinese dishes. It is also used in soups and sauces, meat products, vegetables. As an experienced Monosodium Glutamate manufacturer and supplier, we has been supplying and exporting Monosodium Glutamate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Monosodium Glutamate Specification ITEM LIMIT APPEARANCE WHITE CRYSTALLINE OR POWDER PURITY 99.0 %MIN â?? 100 % MAX STATE OF SOLUTION(TRANSMITTANCE) CLEAR AND COLORLESS NOT LESS THAN 98.0% SOLUBILITY 72.0G/100ML WATER AT 25 DEGREE CELSIUS SODIUM CONTENT 12.2 PCT APPROX PH (5 % SOLUTION) 6.7~7.2 LOSS ON DRYING (H2O) 0.3 PCT MAX. CLORIDE (CL) 0.039 PCT MAX. AMMONIUM(NH4) 0.02 PCT MAX SULFATE(SO4) 0.028 PCT MAX IRON(FE) 5 PPM MAX LEAD (PB) 1 PPM MAX. ARSENIC (AS) 0.5 PPM MAX. PYRROLIDONE 0.2PCT MAX TOTAL MICROORGANISM NOT DETECTABLE SPECIFIC ROTATION (ALFA D 20 DEGREE ) BETWEEN +24.8 AND +25.3 TOTAL PLATE COUNT 800 COLONY / G MAX TOTAL COLIFORM / G NOT DETECTABLE E. COLI / G NOT DETECTABLE SALMONELLA / 25G NOT DETECTABLE MESH SIZE AS PER NEED