Specification for density hydrometers.
STANDARD published on 31.5.1991
Designation standards: BS 718:1991
Publication date standards: 31.5.1991
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: British technical standard
Category: Technical standards BS
Five series of hydrometers for liquids with densities between 600 and 2000 kg/m3 at 20°C and three sub-series for petroleum products for densities between 600 and 1100 kg/m3 at 15°C. Materials, permitted errors, corrections for surface tension, temperature and meniscus, guide to purchasers, method of use, density of water from 0°C to 40°C, vessels for hydrometer observation. Status: Confirmed