Chemical detection of fingerprints, Utilize alternative methods for detecting fingerprints. Examine some possible methods of gathering evidence when dusting for fingerprints is not effective.
Oscillating Reaction- The Traffic Light kit, Includes: 1x10 g Sodium Hydroxide, Beads UN1823, 1x0.5g Indigo Carmine, makes 50ml, 5x5 g Dextrose (Glucose), A flask containing a yellow solution gently swirled and the solution turns red
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
Determination of the Hardness of Water, Kit Includes:4x500 ml EDTA Solution, 0.005M, 2x200 ml Buffer Solution, 2x15 ml EBT Solution (Eriochrome Black, 0.1%) UN1219
Stoichiometry in the Synthesis of an Ionic Compound, Kit Includes:2x25 g Aluminum Metal Powder, 2x250 ml Potassium Hydroxide, 3.0M Solution, 4x250 ml Sulfuric Acid, 3M Solution, 4x250 ml Ethanol/Water V/V 50/50% Solution
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%
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.