Long term: -20 degree C Short term: 4 degree C Stable for at least 1 year after receipt when stored at -20 degree C. Store diluted antibody at 2-4 degree C and use within 1 month. Dilute with PBS pH 7.2-7.4 and 1% normal goat serum (if a goat-anti-rabbit IgG linker antibody is to be used). Avoid freeze/thaw cycles. After opening, prepare aliquots and store at -20 degree C.