Hydrometers measure the specific gravity of liquids or soil grains that are too fine for sieve analysis. The free floating device features a cylindrical stem with a ballast bulb bottom. Weighted with metal instead of lead or mercury, users simply read the graduated measurement at the meniscus. Optically clear for exact conclusions, hydrometers may come calibrated for specific tests. Range subdivisions and accuracy levels differ among the relative density analyzing instruments.
VWR® Safety-Blue™, Thermo-Hydrometers
Supplier: VWR Collection
These safety sugar scale combined form thermo-hydrometers can determine the specific gravity, Brix and alcohol by volume.
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Soil hydrometers
Supplier: Alla France
Soil hydrometers for specific gravity (SG) measurements.
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Hydrometer for slaked lime
Supplier: Alla France
Hydrometer for calcium hydroxide Ca(OH)₂.
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Density thermo-hydrometers
Supplier: Alla France
General purpose thermo-hydrometers with red liquid filling and reading below meniscus.
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VWR® Durac™ Plus, Hydrometers
Supplier: VWR Collection
These plain form hydrometers are designed for applications where rough handling or contamination could be an issue.
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Milk hydrometer with thermometer
Supplier: Alla France
This Dornic milk hydrometer with built-in thermometer is graduated from 18 to 38 (1018 to 1038).
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Precision alcohol meters
Supplier: Alla France
These precision alcohol meters are available with or without thermometers with a calibration temperature of 20 °C.
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Commercial grade hydrometers
Supplier: Alla France
Commercial grade hydrometers − Not standardised.
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Hydrometers
Supplier: Alla France
Commercial grade density hydrometers with a reference temperature of 20 °C.
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Commercial grade hydrometers
Supplier: Alla France
Density hydrometers with a reference temperature of 20 °C.
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Standard hydrometers
Supplier: Alla France
These standard hydrometers strictly adhere to the principles of manufacture, and specified calibration.
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Hydrometers for petroleum
Supplier: Alla France
These hydrometers have been designed to meet the specific needs of users in the petroleum industry.
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Glass hydrometer, ECE/Energy/19
Supplier: Alla France
Hydrometer for determining the air density of seawater or fresh water.
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Hydrometer for milk
Supplier: Alla France
Hydrometer for milk, 1,000 − 1,040 g/ml, Division: 0,001 g/ml, 165 mm
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Standard hydrometers
Supplier: Alla France
These standard hydrometers strictly adhere to the principles of manufacture and specified calibration.
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Hydrometers for petroleum
Supplier: Alla France
These hydrometers for the petroleum industry have been designed with reading below the meniscus.
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General purpose hydrometers, S50
Supplier: Alla France
General purpose hydrometers graduated in SG and calibrated at 60 °F (15 °C).
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Hydrometers for the petroleum industry
Supplier: Alla France
These accurate hydrometers have been designed to meet the specific needs of users in the petroleum industry.
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Standard hydrometers, M100
Supplier: Alla France
These specific gravity hydrometers are marked with reference norms, calibration temperature, surface tension, individual and serial numbers.
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Must meter
Supplier: Alla France
Dual scale hydrometer designed for use with wine, beer, and cider.
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Hydrometers for milk
Supplier: Alla France
Hydrometer for milk, for milk, 1,025 − 1,035 g/ml, Division: 0,0005 g/ml
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Calibrated Baumé hydrometers
Supplier: Alla France
Baumé hydrometers calibrated at 20 °C.
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Precision Alcohol Meters
Supplier: Alla France
These high precision alcoholometers with individual number on the scale and a calibration temperature of 20 °C.
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Broad range hydrometers
Supplier: Alla France
These broad range hydrometers are calibrated at 20 °C.
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Hydrometers, Brix
Supplier: Alla France
These Brix sugar scale hydrometers are specially designed for use in breweries.
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General purpose hydrometers, M50
Supplier: Alla France
General purpose hydrometers with thermometers.