Lab Dry Bath Incubator Heater, LED Digital Display Programmable Heating Block Incubator, Including 20 x 1.5mL Aluminium Heating Block, up to 150°C, Stability of ±0.2°C: Amazon.com: Industrial & Scientific
AMETEK Jofra RTC Series (RTC156 / RTC157 / RTC700) Reference Dry-Block Temperature Calibrator, -45°C to 700°C - Calright Instruments
Dry Block Calibrator vs Temperature Bath - Which is Best?