Sonometer Wire, 1.3lbs, 9.8x6.7x6.3inch, Set of six wires, brass and steel, length 1.5 m, Set of six wires, brass and steel, length 1.5 m of 22, 24, 26 SWG. Ends looped ready for use.
Synthesis of Aspirin, Includes:2x25 ml Acetic Anhydride UN1715, 1x15 g Salicylic Acid, 2x25 ml Sulfuric Acid Concentrate UN1830, 2x25 ml Toluene UN1294, The exothermic reaction willcause the temperature to increase to 70-80C
Noseclip, plastic, foam-padded noseclips help increase the accuracy of spirometry results by eliminating the escape of air through the nostrils during testing
Resonance Tube Apparatus, Long version, Material: Acrylic, Mounted on retort stand with clamp and boss, with metal vessel, connecting tubing and spring clip supported on iron ring, Dimension: 120cm
Levelable duplex tripod base, extremely stable, for holding two rods of up to 16 mm diameter. Distance between rods 135 mm. Leg length: 185 mm Mass: 1850 g
Mechanical Effect demonstration, To demonstrate that cathode ray has kinetic energy that makes the blade wheel rotateCathode Rays exert a pushing effect on objects it falls on, is shown bythe rotation