Constitute Purpose Example
Salt Create a brine transmit Potassium
  fluid Chloride (KCL)
Acid Cleanup perforated place of Hydrochloric
 

 

acid (HCL)
  Cement and dissolve  
  mineral  
Biocide prevent growing bacteria Glutaraldehyde
  which erode pipe CH2(CH2CHO)2
     
Corrosion Prevent corrosion of steel n,n-dimethyl
Inhibitor pipe formamide
    (C3H7 NO)
Friction Reduce friction between Polyacrylamide
reduction fracking fluids and well ( C3H5NO)
  tubing  
Surfactant Increase fluid viscosity Isopropanol
    ( C3H8O )
Proppant Allowfracturetoremain Silica,quartz
  open so the gas can scape sand
Table 1: Hydraulic fracture fluid composition.