1. Laboratory testing and analysis Chemists test raw materials, samples, and finished products using laboratory equipment and chemical methods. 2. Quality control They check whether products meet company standards, safety rules, and customer requirements. 3. Preparing chemicals and samples They may mix solutions, prepare reagents, label samples, and maintain proper storage. 4. Recording and reporting results Chemists document test results, prepare reports, and highlight any abnormal findings. 5. Research and development In some companies, chemists help improve formulas, develop new products, or test new materials. 6. Equipment maintenance They calibrate, clean, and maintain lab instruments to ensure accurate results. 7. Safety and compliance Chemists follow safety procedures, handle chemicals properly, and ensure compliance with regulations such as workplace safety and environmental rules.