This instrument used for measuring density or relative density of liquids based on the concept of buoyancy.

Hydrometer Kit (DIY)
1x Test tube with 12 cm scale
1x 50 ml measuring cylinder
steel balls
1x cotton
1x Test tube with 12 cm scale
1x 50 ml measuring cylinder
steel balls
1x cotton
This instrument used for measuring density or relative density of liquids based on the concept of buoyancy.