12 best thomas hydrometers
Thomas hydrometers are a type of hydrometer used for measuring the specific gravity or relative density of liquids. These instruments are commonly employed in various industrial, scientific, and laboratory settings for substance analysis and quality control. Here are some key points about Thomas hydrometers:
Purpose: Thomas hydrometers are designed to determine the density of a liquid concerning the density of water. By measuring specific gravity, they can provide insights into the composition and characteristics of a liquid.
Construction: These hydrometers consist of a long, narrow glass tube with a weighted bulb at the bottom. The tube is calibrated with a scale that typically ranges from 0.700 to 2.000, although variations exist to measure specific ranges of specific gravity.
Measurement Process: To use a Thomas hydrometer, you immerse it in the liquid being tested, and it floats vertically. The depth to which it sinks indicates the liquid's specific gravity.The scale on the hydrometer provides a direct reading.
Applications: Thomas hydrometers find application in various industries, including the food and beverage industry, pharmaceuticals, chemical manufacturing, and brewing. They are valuable tools for quality control, ensuring that liquids meet specified density or concentration standards.
Accuracy: The accuracy of a Thomas hydrometer depends on its calibration and design. Some are more precise and suitable for specific applications, while others are more general-purpose.
Temperature Consideration: It's essential to consider the temperature of the liquid being measured because specific gravity can change with temperature. Some hydrometers are equipped with a built-in thermometer to account for this.
Maintenance: Proper care and maintenance are necessary to ensure the accuracy of Thomas hydrometers. They should be cleaned and stored correctly to prevent contamination or damage to the delicate glass components.
Varieties: There are different types of hydrometers available, such as alcohol hydrometers, Baume hydrometers, and Brix hydrometers, each designed for specific applications and industries.
In summary, Thomas hydrometers are essential instruments for measuring the specific gravity of liquids across various industries. They help assess the concentration, purity, or quality of substances, making them valuable tools for quality control and analysis.
Below you can find our editor's choice of the best thomas hydrometers on the market
Thomas Durac Specific Gravity and Baume Plain Form Hydrometer, Heavier Than Water, 1.000 to 1.400 Gravity Range, 0 to 41 Baume Range, 165mm Length
Thomas Scientific
Product description
Hydrometers are individually serialized and feature a metal ballast. Hydrometers include multi-language (English, French, German, Italian, Portuguese and Spanish). Statement of accuracy indicating accuracy traceable to NIST and DKD/PTB. Tested and calibrated in an exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB. 1.000 - 1.400 Specific gravity range. 0.01 Specific gravity division. 0 - 41 Baume Range. 1 Baume division.
- Hydrometers are individually serialized
- For liquids heavier than water
- Temperature of standardization 60/60 degree F
- 0.001 Specific gravity 1 Baume accuracy
- 165mm Length
Thomas - 50270 Durac Specific Gravity and Baume Plain Form Hydrometer, Heavier Than Water, 1.000 to 2.000 Gravity Range, 0 to 70 Baume Range, 165mm Length
Thomas Scientific
Product description
Hydrometers are individually serialized and feature a metal ballast. Hydrometers include multi-language (English, French, German, Italian, Portuguese and Spanish). Statement of accuracy indicating accuracy traceable to NIST and DKD/PTB. Tested and calibrated in an exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB. 1.000 - 2.000 Specific gravity range. 0.002 Specific gravity division. 0 - 70 Baume Range. 2 Baume division.
- Hydrometers are individually serialized
- For liquids heavier than water
- Temperature of standardization 60/60 degree F
- 0.002 Specific gravity 2 Baume accuracy
- 165mm Length
Thomas Durac Specific Gravity Plain Form Hydrometer, Lighter Than Water, 0.800 to 0.900 Range, 165mm Length
Thomas Scientific
Product description
Hydrometers are individually serialized and feature a metal ballast. Hydrometers include multi-language (English, French, German, Italian, Portuguese and Spanish) Statement of Accuracy indicating accuracy traceable to NIST and DKD/PTB. Tested and calibrated in an exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB. Temperature of Standardization 60/60 degree F. 0.800 - 0.900 Specific gravity range. 0.002 Specific gravity division.
- Hydrometers are individually serialized
- For liquids lighter than water
- Temperature of standardization 60/60 degree F
- 0.002 Specific gravity accuracy
- 165mm Length
Thomas Baume Non-Mercury Thermo-Hydrometer, 20 to 150 degree F, 0 to 12 Baume Range
Thomas Scientific
Product description
Each thermo-hydrometer comes with a Certificate of Conformance traceable to NIST. Bio-degradable, non-mercury performance liquid provides safe and easy cleanup in case of breakage. Scales are bold and easy to read. All instruments measure 15" in length and come with a built-in thermometer. Hydrometer cylinder of at least 390 mm x 50 mm is required. 0-12 Baume heavy range.0.01 divisions. 20 - 150 degree F Thermometer range.
- Baume heavy at 60 degree F
- Made from heavy-walled, annealed tubing for maximum strength
- Built-in non-mercury thermometer
- Lead-free ballast
- Conforms to ASTM accuracy requirements
Thomas Brix Non-Mercury Thermo-Hydrometer, 0 to 50 degree C, 0 to 12 Brix Range, 15" Length
Thomas Scientific
Product description
Each thermo-hydrometer comes with a Certificate of Conformance traceable to NIST. Bio-degradable, non-mercury performance liquid provides safe and easy cleanup in case of breakage. Scales are bold and easy to read. All instruments measure 15" in length and come with a built-in thermometer. Hydrometer cylinder of at least 390mm by 50mm is required. Range 0 to 12, division 0.1. 0 - 50 degree C Thermometer range.
- Brix for sugar at 20 degree C
- Made from heavy-walled, annealed tubing for maximum strength
- Built-in non-mercury thermometer
- Lead-free ballast
- Conforms to ASTM accuracy requirements
Thomas Durac Specific Gravity and Baume Plain Form Hydrometer, Heavier Than Water, 1.000 to 1.225 Gravity Range, 0 to 24 Baume Range, 165mm Length
Thomas Scientific
Product description
Hydrometers are individually serialized and feature a metal ballast. Hydrometers include multi-language (English, French, German, Italian, Portuguese and Spanish). Statement of accuracy indicating accuracy traceable to NIST and DKD/PTB. Tested and calibrated in an exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB. 1.000 - 1.225 Specific gravity range. 0.005 Specific gravity division. 0 - 24 Baume Range. 1 Baume division.
- Hydrometers are individually serialized
- For liquids heavier than water
- Temperature of standardization 60/60 degree F
- 0.005 Specific gravity 1 Baume accuracy
- 165mm Length
Thomas Durac Brix Sugar Scale Plain Form Hydrometer, 0 to 12 degree C Brix, 325mm Length
Thomas Scientific
Product description
For determining the percentage of weight by sucrose. Hydrometers are individually serialized and feature a metal ballast. Hydrometers include multi-language (English, French, German, Italian, Portuguese and Spanish) Statement of Accuracy indicating accuracy traceable to NIST and DKD/PTB. Tested and calibrated in an exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB. Temperature of Standardization 20/20 degree C.
- Brix sugar scale plain form hydrometer
- For determining the percentage of weight by sucrose
- Hydrometers are individually serialized and feature a metal ballast
- 0.1 degree brix accuracy
- Temperature of standardization 20/20 degree C
Thomas Durac API ASTM Hydrometer, 0 to 6 degree API Range, 163mm Length
Thomas Scientific
Product description
Conform to the accuracy requirements for ASTM hydrometers, are individually serialized, feature readings in 0.1 divisions and feature a metal ballast. Hydrometers include multi-language (English, French, German, Italian, Portuguese and Spanish) statement of accuracy indicating accuracy traceable to NIST and DKD/PTB. Tested and calibrated in an exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB. Temperature of standardization 60/60 degree F.
- Conform to the accuracy requirements for ASTM hydrometers, are individually serialized
- Individually serialized, feature readings in 0.1 divisions and feature a metal ballast
- Hydrometers include multi-language
- 0.1 degree API Accuracy
- Temperature of standardization 60/60 degree F
Thomas Specific Gravity Non-Mercury Thermo-Hydrometer, 0 to 150 degree F, 0.900 to 1.000 Range
Thomas Scientific
Product description
Each thermo-hydrometer comes with a Certificate of Conformance traceable to NIST. Bio-degradable, non-mercury performance liquid provides safe and easy cleanup in case of breakage. Scales are bold and easy to read. All instruments measure 15" in length and come with a built-in thermometer. Hydrometer cylinder of at least 390 mm x 50 mm is required. 0.900-1.000 Specific gravity range. 0.001 divisions. 0 - 150 degree F Thermometer range.
- Specific gravity at 60 degree f
- Made from heavy-walled, annealed tubing for maximum strength
- Built-in non-mercury thermometer
- Lead-free ballast
- Conforms to ASTM accuracy requirements
Thomas Durac Specific Gravity and Baume Plain Form Hydrometer, Lighter Than Water, 0.690 to 0.800 Gravity Range, 43 to 70 Baume Range, 165mm Length
Thomas Scientific
Product description
Hydrometers are individually serialized and feature a metal ballast. Hydrometers include multi-language (English, French, German, Italian, Portuguese and Spanish). Statement of accuracy indicating accuracy traceable to NIST and DKD/PTB. Tested and calibrated in an exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB. 0.690 - 0.800 Specific gravity range. 0.002 Specific gravity division. 43 - 70 Baume range. 0.5 Baume division.
- Hydrometers are individually serialized
- For liquids lighter than water
- Temperature of standardization 60/60 degree F
- 0.002 Specific gravity 0.5 Baume accuracy
- 165mm Length
Thomas Specific Gravity Hydrometer, 0.8 - 0.9 Gravity Range, 150mm Length
Thomas Scientific
Product description
Hydrometer with specific gravity 0.8 To 0.9. Tolerance +/-2. 45mm graduated scale length.
- 0.8 to 0.9 Specific gravity range
- For liquids lighter than water
- Use for testing small quantities
- +/-2 Tolerance
- 45mm Graduated scale length
Thomas Specific Gravity and Baume Non-Mercury Thermo-Hydrometer, 20 to 150 degree F, 1.000 to 1.220 Gravity Range, 15" Length
Thomas Scientific
Product description
Thomas Specific Gravity And Baume Non-Mercury Thermo-Hydrometer, Made from heavy-walled anneealed tubing for maximum strength, Built in non mercury thermometer, Lead free ballast, Conforms to ASTM accuracy requirements. Each thermo-hydrometer comes with a Certificate of Conformance traceable to NIST. Bio-degradable, non-mercury performance liquid provides safe and easy cleanup in case of breakage. Scales are bold and easy to read. All instruments measure 15" in length and come with a built-in thermometer. Baume Range is 0/26, Thermometer Range is 20 to 150.
- Specific gravity and aaume scales at 60 degree F
- Made from heavy-walled, annealed tubing for maximum strength
- Built-in non-mercury thermometer
- Lead-free ballast
- Conforms to ASTM accuracy requirements
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