Over 29 different models let you choose size, configuration, and performance to suit many types of environmental test conditions. Temperature change rates from 1 to 15 C/min.Low temperature available: A: -20, B: -40, C: -70 , D: -86 .E:-200â ( liquid nitrogen refrigeration. Included are ultra low-temperature test chambers, fast temperature change rate chambers (15/min), and liquid nitrogen refrigeration test chambers. To perform cold resistance test, thermal cycling test, ultra low-temperature test, high-temperature test, storage condition, and calibration function.