What this product Includes: pH, Viscosity, Colour, Odour, Appearance @ 40℃ & Room Temperature Checkpoints: 1 week, 4 week, 8 week, 12 week Leak Testing • Formula Compatibility with Packaging • Freeze-Thaw Testing Report: Stability & Compatibility Report issued after 12 weeks Stability and compatibility testing ensures your product remains safe and effective throughout its shelf life. We evaluate physical and chemical consistency—colour, odour, texture, and overall appearance—at both room and elevated temperatures. Packaging is tested for leaks and formula interaction, while freeze-thaw cycles confirm durability across climate extremes. A comprehensive report is issued upon completion. Strongly Recommended for all formulas – Conducted in final packaging. If selected, Standard Stability Testing is not required.