This 11.8in (290mm) MA-428C ASTM 57C Tag Closed Low Use Mercury Thermometer has a total measurement range from -20°to 50°C with graduations of 0.5°C. Immersion is 2.3in (57mm).
The MA-428CT Thermometer is the same, but also comes with a NIST Traceable Certificate of Calibration.
- ASTM 57C Tag Closed Low Use Mercury indicating instrument
- Acceptable for applications within -20°to 50°C range
- ASTM 57C Tag Closed Low Use Mercury Thermometer, -20°—50°C, with or without NIST Certificate of Calibration