Geratherm Classic Glass thermometer without mercury, 1 pcs

Product features:

• Non-toxic and environmentally friendly fever measuring with the measuring liquid Galinstan
• Lifelong guaranteed measuring accuracy (+ 0.1 / -0.15 ° C)
• 100% hygienic due to easy cleaning and secure disinfection of the glass body
• 100% waterproof
• Suitable for allergy sufferers (nickel and PVC-free)
• With retention case
• Worldwide patented
• Measuring range: 35.5 ° C - 42.0 ° C

What is in Geratherm Classic for a fluid?
A liquid metal alloy of gallium, indium and tin.

Shortly over the vessel is a small bubble in the capillary. Is the thermometer defective?
No. The small bubble is a desired constriction of the capillary.
This constriction causes the liquid column to flows unwanted back into the vessel (maximum principle).

Source: www. geratherm. com
Status: 01/2018