warm water to ≈ 75 C and add hydroxyethyl cellulose, with rapid, smooth agitation. blend in melted ceteth-1, "varisoft" SDC, and "adogen" 432-CG. add benzyl alcohol, hydrolyzed animal protein, and benzophenone-4. cool to 35 C with moderate agitation. adjust pH to 3.85 using citric acid.