Compound bar, Copper and Iron, Weight (lb): 5.8,Length (in): 15.7,Width (in): 12.6,Height (in): 3.1, Comprising a bar of copper and iron each 200 x 15 mm, riveted together, For demonstrating the differential expansion of two metals
Acid Base Indicators, Kit Includes:1x25 ml Hydrochloric Acid, 32% UN1789, 1x10 g Sodium Hydroxide UN1823, 2x30 ml Isopropyl Alcohol, 99% UN1219, 1x30 ml Acetone UN1090