KidWind Balsa Blade Sheets, very lightweight and stiff, and it is perfect for making experimental wind turbine blades, for College, High School, and Middle School Science, Pk100
Thin Layer Chromatography, Includes:2x10 g Alfalfa Powder, 2x25 ml Red Extract UN1219, 15 Chromatography TLC Sheets6x250 ml Chromatographic Solvent UN1230, 2x50 ml Isopropyl Alcohol, 70%