The invention relates to a dangerous chemical storage cabinet. The dangerous chemical storage cabinet comprises a cabinet body, wherein the cabinet body comprises a plurality of storage cells, a door is mounted on each storage cell, an electronic lock connected with a main control device is arranged between each door and the corresponding storage cell, the main control device is provided with an identity authentication device, an information acquisition device, an input-output device, a video monitoring device, an alarm device and a wireless data transmission device, the main control device is connected with a remote server; and a temperature sensor, a humidity sensor, a smoke detector, a dehumidifying machine core and a cooler are arranged in each storage cell of the cabinet body. According to the dangerous chemical storage cabinet provided by the invention, a storage environment for dangerous chemicals in the cabinet can be monitored in real time and adjusted automatically; the storage information of the dangerous chemicals and the condition of entering and exiting the cabinet body of the dangerous chemicals are read in real time; the problems that information management cannot implemented in time and is not perfect, and the safety supervision is not in place during manual operation are solved, supervision level and working efficiency are effectively improved, and the storage and access security of the dangerous chemicals is guaranteed.