Boric Acid H3BO3
  Granular and Powder Form
  by Duda Energy
    
  Technical Grade
    Minimum 99.9% Purity
    Granular boric acid is more dense, much like salt crystals. 
    Powder boric acid is very fine as a powder, similar to flour.
    
      
 
     
      
  if you are using boric acid for pH adjustment, click here to use a pH calculator.
    
    
      
    