Chrome-Free Desco® Deflocculant is a proprietary tannin-based product used for rheology control in water-based muds. It is very effective for rheology control in areas with the strictest environmental regulations. It is effective in low concentrations without requiring the use of caustic soda. 

Chrome-Free Desco® Deflocculant is used the same way Desco® Deflocculant is used today. Chrome-Free Desco® Deflocculant can be used in freshwater, seawater and salt water drilling fluids, as a conditioner for drilling fluids used as packer fluids and in cement pre-flushes.  


  • Environmentally compatible
  • Maximum deflocculation at low concentrations
  • Soluble in systems of high-salinity, high-hardness and at any pH
    4 to 8 times more effective than chrome free  lignosulfonates, depending on conditions
  • Temperature tolerance in excess of 300 °F (149 °C)
    Solution pH is approximately 8.5. No Caustic Addition is needed to activate the product
Technical Data Sheet
CF Desco Deflocculant View Download
Safety Data Sheets
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