Dial Thermometers for monitoring of temperatures in solutions or samples are 8in (203mm) long and available in single or dual range with type 304 stainless steel dial cases. Models vary in temperature ranges and divisions. MA-123 model has a glass crystal and can be used in ovens and higher temperature applications. Others have polycarbonate crystals. Traceable Dial Thermometers are NIST traceable and offer a digital display and stainless steel probe.