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 blood type using real blood and saliva, Kit Includes: 500ml Isopropyl Alcohol 99.9%, 150ml Saline 0.9%, 30 Saliva Collection Cup, 150 Graduated Pipette, designed to allow students to test their own saliva to determine their ABO blood type.
Basic Hall Effect Apparatus, Provides contact, power supply and support to a germanium crystal on a circuit board, application: Extrinsic and Intrinsic conductivity, Mobility of electrons & holes, Weight: 0.5kg, Power supply: 12V AC, dimension: 180X110X50mm3