Shelf life of Individual Products and Kit Components Based on storage at room temperature (except where noted) and under normal conditions Product Shelf life Potassium Iodide Iosat: 7 years from date of manufacture. ThyroShield: 5 years from date of manufacture. View the current exp dates on the potassium iodide page. Iodowash Decontamination Solution 10 years minimum RADTriage Radiation Detector 1 year minimum, but can be stored in freezer up to 5 years to suspend radiation sensor strip until ready to use. Once removed, good for 1 year minimum. Radiacwash Towelettes 1 year minimum N95 Face Masks 5 years minimum if remained individually sealed Vinyl Gloves 5 years minimum Rad Wipes 5 years minimum Radiation Water Filtration Straw 5 years minimum Rad Bag 5 years minimum Radiacwash Spray Mist 10 years minimum