May be stored for up to 6 months at 2^° to 8^°C from the date of shipment. Standard (recombinant protein) should be stored at -20^°C or -80^°C (recommended at -80^°C) after reconstitution. Opened Microplate Wells or reagents may be store for up to 1 month at 2^° to 8^°C. Return unused wells to the pouch containing desiccant pack, reseal along entire edge. Note: the kit can be used within one year if the whole kit is stored at -20^°C.