Barite, ferro bar, hematite, bentonite, polyanionic cellulose, calcium carbonate, walnut shell, limestone chips, mica, oyster shell, drilling starch, low viscosity polyanionic cellulose, partially hydrolyzed polyacrylamide, sodium silicate, bit lubricant, stuck pipe freeing agent, calcium chloride, sodium bicarbonate, glycol (cloud point), potassium chloride, drilling salt, lime, sodium carbonate, soda ash, sodium bicarbonate, caustic soda, sodium hypochlorite, sodium sulfide, sodium laureth sulfate (SLES), texapon n70, glycol, formalin, melamine, hexamine, paraffin wax, slack wax, normal paraffin, liquid paraffin, white petroleum jelly (vaseline), phthalic anhydride, bitumen, gilsonite, carbon black, urea, rock phosphate, ammonium nitrate, urea ammonium nitrate solution, ammonium sulphate, micronized sulphur, sulphur bentonite , liquid sulphur, NPK, chicken/fish manure.
