... relocation, with strong positioning screws. corresponding standardGB11158 temperature Chambers technical conditions GB10589-89 Chambers cryogenic technology ... of electronic products, electric appliance, and products from communication, instrument, automobile, plastic, metal, food, chemical, building materials, ... °C;±3.0%R.H.Control Accuracy/Temperature stabicity of Temperature and Humidity±0.3°C;±2.5 ...