NILE CHEMICALS

TANNIC  ACID  POWDER  PURE
   
C76H52O46     M.W.  1701.22  
   
Maximum Limits of Impurities :  
   
Heavy metals ( as Pb ) 0.004%
   
Arsenic ( As ) 0.0003%
   
Loss on drying ( 105OC ) 9.0%
   
Sulphated ash 0.15%
   
Reaction of aqueous solution passes test
   
Dextrines, gum, salts, sugars passes test
   
Resinous substances passes test
   

 

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