These enclosed scale thermometers are suitable for government verification or for government calibration. These are designed with an adjustable, vacuum-tight, universal lock with PTFE packing rings.

• Blue reflecting prismatic capillary
• Subdivision up to 0,5 °C
• Richter-top finish with button
• Certificate of stem correction

Upper part (l/Ø): 250 to 350/10 mm
Lower part (l/Ø): 200 to 250/8 to 8,5 mm

For NS 14,5/23

Immersion depth: 30 - 130 mm

Until 10th October 2017 it is still allowed to use mercury thermometers if they are exclusively intended to be used for tests as per standards which require the usage of mercury thermometers.