1Introduction: The Forgotten Ingredient
9Chapter 8: Troubleshooting Guide: A Formulator's First Responder Manual
2Chapter 1: The Unsung Hero: Why Water Quality Dictates Cosmetic Success
10Chapter 9: Water for Purpose: Tailoring Quality to Specific Cosmetic Products
3Chapter 2: The Invisible Threat: Microbes and Preservation
11Chapter 10: Regulations, GMP, and Documentation: The Compliance Framework
4Chapter 3: Sourcing Your Water: Tap, Well, and Purchased Options
12Chapter 11: The Responsible Formulator: Sustainability and Water Conservation
5Chapter 4: The Purification Toolkit: A Guide to Treatment Technologies
13Appendix A: Glossary of Terms
6Chapter 5: Designing and Maintaining Your Purification System
14Appendix B: Resources and Further Reading
7Chapter 6: Quality Control: Testing, Monitoring, and Record-Keeping
15LEGAL NOTICE & DISCLAIMER
8Chapter 7: Water's Impact on Formulation Stability: A Chemical Balancing Act
