Glass 'Technico' specific gravity hydrometer

Glass 'Technico' specific gravity hydrometer. 182mm long

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Glass 'Technico' specific gravity hydrometer. 182mm long
Science Museum Group
© The Board of Trustees of the Science Museum

Glass 'Technico' specific gravity hydrometer. 182mm long. Range 1.300 - 1.350. Lead weight and paper scale. In black cardboard tube, 1930 - 1980.

Details

Category:
Experimental Chemistry
Object Number:
1997-1123
Materials:
glass, lead (metal), paper (fibre product) and cardboard
type:
hydrometer
credit:
Unknown source