STA-BIL Question

Aaron

20+ Year Stangneter :roc</strong><span class=
Dec 5, 2003
94
35
38
Buffalo, NY
How long is STA-BIL good for in it's original container?
Last fall, I bought a decent sized container of it and I still have a good amount left. Normally I buy a really small container of it and don't have any left for the following year. How long is this stuff good for?