Spectrum Tubes - Sulphur, Length 26Cm, High-Quality Design For Greater Viewing Area, Effectively Demonstrate The Spectral Lines Of Pure Substances, For Use With Spectrum Tube Power Supply
Spectrum Tubes Deuterium, glass tubes approximately 10-1/4in (260mm) long, central capillary portion approximately 3-1/2in to 4in (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal caps.
Steam Generator, Thick-Walled, Aluminium Can With Nozzle For Steam Outlet. Two Rubber Stoppers - One Solid And The Other With A Hole For A Thermometer, A Tripod Stand And One Sample Cup With Handle.
Atmospheric Mat with Hook, Measures 10.5 x 10.5 In, durable, thick rubber mat has a simple design that demonstrates a powerful concept - Atmospheric Pressure