NILE CHEMICALS

GALLIC  ACID

               GALLIC  ACID
Code no 71112  
CAS Number 149-91-7  
C7H6O5.H2O    M.W.  188.14    
TEST SPECIFICATION RESULTS
Appearance Yellowish white Powder Passes
     
Minimum assay 98.0% 98.75%
     
Solubility Clear to Slight Hazy Solution Clear Soln
     
LOSS ON DRYING Max 10% 9.25%
Chloride ( CI ) 0.01% Passes
Sulphate ( SO4 ) 0.005% Passes
Water 8 - 10% 9%
Sulphated ash 0.1% 0.10%
Tannic acid Passes test Passes

 

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