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
Voltage Converter 1500 Watt, Diamond Series Type 3, Dimensions: 7.25 in x 9.75 in x 6 in, Extra Adapter Included to Use with 220 Volt Outlets, Step-up 110/120 to 220/240 volts, Step-down 220v/240v to 110v/120v.
Green Diffraction Laser, optional accessory for the Diffraction Apparatus, Operating at 532 nm, it allows students to see and measure how diffraction patterns depend on light wavelength
Proportions of the dura mater, natural size, made in somso-plast*, showing the proportions of the dura mater and the sinus. the 12 pairs of cranial nerves and the basilar artery with branchings are exposed. on a green base, in 2 parts. height: 23 cm, width: 18cm, depth: 21cm, weight: 900g
Resistor Board, resistors mounted on a circuit board. Test clip holes on either side of the resistors allow for easy connections to clips on wire leads, provides an ideal set of load resistors, Dimensions: 3. 5 in long by 2 in wide