A Robust Method for the Analysis of Commonly Used Sunscreen Compounds for Compliance with New FDA Regulations

While sunscreens are crucial for UV protection, their usage carries some risks. This application note from PerkinElmer presents an isocratic method for the simultaneous analysis of five commonly used sunscreen agents to help ensure that their levels are sufficient, safe and comply with new regulations in some countries. Method conditions and performance data including precision, linearity and accuracy are presented. Three sunscreen lotions with SPF claims of 30, 50 and 100 were analyzed and the protective agents determined.