The single door medicine drug stability environmental testing chamber, using advanced high-quality components and manufacturing technology, stable and reliable performance, suitable for GMP certified users. Creates a temperature, humidity, light environment for drug stability evaluation. Suitable for accelerated testing, long-term testing, wet test, and strong light irradiation test. Model: 150SD~500SD-2 Capacity: 150L~500L TEMP Range: 10~65℃ Fluctuation: ＜±0.5℃ Deviation:＜±1.0℃ Humidity Range: 20~95% Fluctuation: ＜±3.0%RH Devitation＜±3.0%RH Environment temperature: +5 ～ 35℃