Human immunodeficiency virus 1 (HIV-1) (group M, subtype C, strain 92BR025) gp140 HEK293 Cell Lysate (WB positive control)

Store at 4 degree C for up to twelve months from date of receipt. After re-dissolution, aliquot and store at -80 degree C for up to twelve months. Avoid repeated freeze-thaw cycles.<br>Samples are stable for up to twelve months from date of receipt.