SLS and SLES surfactant optimum pH range

What is the optimum pH range for SLS and SLES surfactants in Shampoo?
Can they work in pH 4-5?


  • BelassiBelassi Member, PCF student
    Cosmetic Brand Creation. Concept to name to IMPI search to logo and brand registration. In-house graphic design inc. Pantone specs. Cosmetic label and box design & graphics.
  • em88em88 Member
    You should keep in mind that the viscosity will be pH sensitive. At pH 4-5 the viscosity will be higher compared to pH 6-7. 

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