Charles Law Superior Manufacturer,Supplier and Exporter in India

The apparatus comes with the oil in a separate bottle for ease of filling the capillary tube, so no difficult filling with sulfuric acid is required.

Science Lab India Comprises a capillary tube and thermometer, mounted on a board with a scale behind the capillary tube. 

The relationship between temperature and volume can be observed easily, and an estimate for absolute zero can be obtained through extrapolation of experimental data.