For reporting the measured specific gravity of a liquid relative to water. Brannan™ BS 718 M100 Density Hydrometers are manufactured from soda glass, steel shot ballast and synthetic wax resin.
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For reporting the measured specific gravity of a liquid relative to water. Brannan™ BS 718 M50 Density Hydrometers are manufactured from soda glass, steel shot ballast and synthetic wax resin.
Comes complete with lanyard cord and batteries. Brannan™ Budget Stopwatch is a 1/100 second stopwatch with split timing function, calender and clock that does not sacrifice reliability for affordabililty.