This radiometer comprises a partly evacuated glass bulb about 70mm in Diameter mounted on a round base, containing at its centre a fine pivot which supports four light weight metal arms. One side of each vane is blackened , the reverse side is bright. When the light strikes the wings, it transfers the heat to each one, but not at the same degree.
These Hoffman's clip are nickel plated screw compressor clamps.
This is a pH Test Paper Red Litmus, 100 strips per vial.
The CH0126E Beaker is a 50ml - Low Form - 10ml Graduations - Borosilicate Glass beaker.
The polypropylene bottles are rigid, translucent and have excellent contact clarity. These bottles can be autoclaved when filled, as well when they are empty. The polypropylene cap has a built in seal ring to make these bottles leakproof.
