Introduce separation techniques with this clear Chromatography PowerPoint, designed for GCSE, IGCSE, IB, and high school chemistry. The opening slides instantly engage learners by comparing paper, TLC, and gas-liquid chromatography using real-life examples. Students learn about stationary/mobile phases, Rf values, retention times, calibration curves, and interpreting chromatograms. Perfect for practical prep, lab introductions, or exam review. Slide Count: ~20–22 slides Chromatography Activiti