Heat "Veragel" liquid to 75 C. With moderate agitation, add the ingredients listed in Part a in the order stated proceeding after each addition is uniform. Premix the "Merquat" S in the betaine and add as Part B at 50 C. Continue mixing and cooling. Add Part C at 45 C. Adjust pH to 6.0 with citric acid. Visc: 4000 cps.