Six Twaddell hydrometers adjusted for use at 15.5 C. G.H. Zeal Ltd.
- maker:
- G H Zeal Limited
Six Twaddell hydrometers adjusted for use at 15.5 C. G.H. Zeal Ltd., London, 1984, Twaddell numbers 1 to 6.
Details
- Category:
- Experimental Chemistry
- Object Number:
- 1984-645/2
- type:
- hydrometer
- credit:
- G H Zeal Limited