ASTM Equivalent S21C Non-Mercury Thermometer, 79 to 87C
These liquid-in-glass thermometers have physical and performance characteristics identical to ASTM thermometers for their referenced applications, but have not yet been reviewed and accepted by ASTM for these purposes. They use a safe blue indicating liquid that is biodegradable, nontoxic, and nonhazardous. Dark blue color is easily read against the white-backed stem.
ASTM Number S21C
Temperature Range 79 to 87C
Immersion Total
Application Saybolt Viscosity
Division 0.1 degrees
Type Non-Mercury
Length 11in (280mm)
Type Non-Mercury
ASTM E2251
ASTM E77
ASTM E1
To prevent fluid column separation, always store Non-Mercury Thermometers vertically, using a storage rack.
Thermometer Well provides protection and thermal stabilization for glass laboratory thermometers used in ovens or other exposed environments.
View the full line of ASTM Mercury Filled Thermometers and the ASTM Non-Mercury Thermometers
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The ASTM Equivalent S21C Non-Mercury Thermometer with a temperature range of 79 to 87 degrees Celsius is a reliable and safe tool for measuring temperature in various applications. This liquid-in-glass thermometer offers the same physical and performance characteristics as ASTM thermometers, making it a suitable alternative for its referenced applications.
One of the key features of this thermometer is its use of a safe blue indicating liquid. This liquid is biodegradable, nontoxic, and nonhazardous, ensuring the safety of both the user and the environment. The dark blue color of the liquid is easily readable against the white-backed stem, allowing for quick and accurate temperature readings.
With a length of 11 inches (280mm), this non-mercury thermometer provides sufficient length for easy handling and measurement. Its immersion capability is total, ensuring accurate temperature readings regardless of the depth of the medium being measured.
The thermometer is specifically designed for use in Saybolt Viscosity applications, making it a valuable tool for viscosity testing in various industries. Its division of 0.1 degrees allows for precise temperature measurements, ensuring reliable and consistent results.
While this thermometer has not yet been reviewed and accepted by ASTM for its referenced applications, it meets the test methods of ASTM E2251, ASTM E77, and ASTM E1, ensuring its quality and accuracy.
To prevent fluid column separation and maintain the accuracy of the thermometer, it is recommended to store it vertically using a storage rack. Additionally, the thermometer well can be used to provide protection and thermal stabilization for glass laboratory thermometers used in ovens or other exposed environments.
For those interested in exploring other options, the full line of ASTM Mercury Filled Thermometers and ASTM Non-Mercury Thermometers is available for consideration.
Overall, the ASTM Equivalent S21C Non-Mercury Thermometer offers a safe and reliable solution for temperature measurement in Saybolt Viscosity applications, with its nonhazardous blue indicating liquid, precise division, and compatibility with ASTM test methods.