Product Short Description: CF Deflocculant is a proprietary tannin-based product used for rheology control in water-based muds. Product Description: RXSOL ORG - 13 (CF 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. RXSOL ORG - 13 (CF Deflocculant) contains an organic polymer of moderate length.