a container for storing substrates capable of shortening the cycle time of the production , improving the production efficiency and reducing the production cost is provided . the container for storing substrates is composed of a box for accommodating the substrates , and a closure member for sealingly closing the box by tightly fixing the closure member to the opening of the box . the container for storing substrates is provided with means for temporarily storing a sealing gas and introducing the sealing gas into the box . also , the container for storing substrates is provided with means for means for temporarily forming a low pressure space for the purpose of evacuating the gas inside of the box by transferring the gas to the low pressure space .