Determination of the Nitrite and Nitrate Concentration in Water Kit, Includes: 60 mL Griess Reagent, 0.5 g Cadmium Metal Powder, 6 Plastic Pipettes, 3 Reaction Vessel, 3 Collection Bottle, 1 Measuring Tube, Size: 40 tests
Separation of a mixture: physical properties of matter, the fact that matter may differ from other matter in a variety of ways, students will examine three different solids individually and observe some differences in physical properties.
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%