IN-HOUSE STABILITY/COMPATIBILITY TESTING

Stability testing is conducted to ensure that the cosmetic product formulation and packaging is compatible so that the product remains stable throughout its shelf life.

May Include:
90 days’ exposure in accelerated conditions chambers

pH testing, specific gravity, viscosity, particulate matter

Antimicrobial Effectiveness Tests

Color, Odor and Appearance

  • Freeze/thaw cycles analysis
  • Weight change
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