Development of a simple method for the determination of lead in lipstick using alkaline solubilization and graphite furnace atomic absorption spectrometry

► Simple and low-cost method to determine lead in lipsticks by GFAAS. ► The first application of alkaline solubilization for cosmetics. ► Optimization and validation of the method were performed carefully. ► Adequate LOQ, precision and trueness were obtained. ► Method can be used for cosmetic quality control.