Yes, this product is safe to use at room temperature. According to Section 7 of the Safety Data Sheet, it should be stored tightly closed, either separately or only with other oxidizing substances, and kept away from sources of ignition and heat. Due to its oxidation potential, these substances can significantly increase the burning rate of combustible materials or even ignite upon contact.
The product can be handled at room temperature, but the following precautions are necessary: Decomposition will occur if exposed to humidity greater than 40%. It is recommended to handle in a glove bag or to transfer under pressure into appropriate containers. Additionally, decomposition will occur if exposed to atmospheric oxygen; therefore, handling in a glove bag or pressure transfer is advised.