Glass specific gravity hydrometer by unknown maker

Made:
1860-1980

Glass specific gravity hydrometer by unknown maker. 200mm long. Range 0.900 - 1.000. Mercury weight and paper scale. In lilac-coloured cardboard tube, 1900 - 1960. Hydrometer Index 269.

Details

Category:
Experimental Chemistry
Object Number:
1997-1074
Materials:
case: cardboard, glass with mercury weight and paper scale
type:
hydrometer
credit:
Unknown source
status:
Permanent collection

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