MSG

STANDARD SPECIFICATION

Name of Product
: Monosodium L-Glutamate (F30B Crystal)
Other Information
: Sample
Date of Analysis
: January 26, 2008

 

No. Parameter Unit Specification Analytical Result Method
1. Description - Monosodium L-Glutamate
is a white. Odorless and
slightly salty, free flowing
crystalline powder
OK Visual
2. Assay % Min. 99.0 99.3 JSFA (VI)
3. Identification % 75.0-76.0 76.00 JSFA (VI)
  - Amino Acir   Positive Positive  
  - Sodium Salt   Positive Positive  
4. Specific Rotation Degree Between +24.8º and +25.3º 25.2 FCC V
5. Loss on Drying % Max. 0.2 0.16 JSFA (VI)
6. Clarity and Color of Solution   Passes Food Chemicals OK FCC V
7. Chloride (Cl)    Codex Test    
8. pH (5% aqueous solution)  %  Max 0.2 < 0.017  pH Meter
9. Lead (Pb)  ppm  6.7 ~ 7.2  6.9  AOAC (973.35)
10. Heavy metal (as Pb)        
 11. Arsenic (As)  ppm  Max. 1  < 1 JSFA (VI)
 12. Copper (Cu)  ppm  Max. 10  < 10  JSFA (VI)
 13. Cadmium (Cd)  ppm  Max 1.5  < 1.5 AOAC (999.11)
 14. Mercury (Hg)  ppm  Max. 1  < 1 AOAC (999.11) 
 15. Pyrrolidone Carboxylic Acid  CFU/g  Max. 1000  < 100  AOAC (966.23)
  Standard Plate Count Yeast & Mold  CFU/g  Max. 100  < 100  FAO FNP 14/4 (P.230)
 16. Coliform MPN/g  Max 3 MPN/g  Negative  AOAC (966.24)
17. E. Coli MPN/g  Negative   Negative AOAC (966.24)
18. Salmonella MPN/g  Negative in 25g  Negative AOAC (976.27) 
19. Enterobacteriaceae CFU/g  Max. 10  < 10  ISO: 21528-1(2004)
20. Mesh       FCC V
  30  %  < 10  0.5  
  80  %  < 20  5.1  

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