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Charles Law Apparatus, Basic

Charles Law Apparatus, Basic

Product Code : SCL-PLE-11815

Quick Answer: The Charles Law Apparatus, Basic is a borosilicate 3.3 glass capillary U-tube with a 0 to 200 mm scale and a -10 °C to +110 °C thermometer, for measuring how a gas expands with temperature at constant pressure.

Last updated: October 2026

Key Features

  • Borosilicate 3.3 glass capillary / U-tube
  • Uniform capillary bore
  • Linear metric scale, 0 to 200 mm
  • Thermometer, -10 °C to +110 °C, alcohol or mercury-free
  • Base in anodised aluminium or chemical-resistant polymer

Technical Specifications

SpecificationValue
TubeBorosilicate 3.3 glass, capillary / U-tube
Scale0 to 200 mm, linear
Thermometer-10 °C to +110 °C, alcohol or mercury-free
BaseAnodised aluminium or polymer
HS code9023.00.10

About This Product

A trapped air column in the capillary is warmed in a water bath and its length is read off the scale at several temperatures. Because the bore is uniform, length stands in for volume, and extending the straight-line graph back to zero volume gives an estimate of absolute zero.

Frequently Asked Questions

What temperature range does the thermometer of the Charles Law Apparatus, Basic cover?

The thermometer reads from -10 °C to +110 °C and is an alcohol or mercury-free type.

Related: Physics Lab Equipment, Charles Law Apparatus (Combined) and Boyles Law Apparatus.

For a quotation on the Charles Law Apparatus, Basic, contact Educational Instrument.

   
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