Glass 'Technico' specific gravity hydrometer

Glass 'Technico' specific gravity hydrometer. 184mm long

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Glass 'Technico' specific gravity hydrometer. 184mm long
Science Museum Group
© The Board of Trustees of the Science Museum

Glass 'Technico' specific gravity hydrometer. 184mm long. Range 1.500 - 1.550. Mercury weight and paper scale. In green cardboard tube, 1930 - 1980.

Details

Category:
Experimental Chemistry
Object Number:
1997-1117
Materials:
glass, mercury, paper (fibre product) and cardboard
type:
hydrometer
credit:
Unknown source