Glass 'Technico' specific gravity hydrometer

Made:
1930-1980
maker:
A Gallenkamp and Company Limited
Glass 'Technico' specific gravity hydrometer. 181mm long Glass 'Technico' specific gravity hydrometer. 181mm long

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Glass 'Technico' specific gravity hydrometer. 181mm long
Science Museum Group
© The Board of Trustees of the Science Museum

Glass 'Technico' specific gravity hydrometer. 181mm long
Science Museum Group
© The Board of Trustees of the Science Museum

Glass 'Technico' specific gravity hydrometer. 181mm long. Range 1.750 - 1.800. Mercury weight and paper scale. In green cardboard tube, 1930 - 1980.

Details

Category:
Experimental Chemistry
Object Number:
1997-1119
Materials:
glass, lead (metal), paper (fibre product) and cardboard
type:
hydrometer
credit:
Unknown source