About 3–4 days refrigerated at 40°F (4°C) or below, according to USDA FoodKeeper v128. Refrigerate it once it's open.
Does Canned chicken need to be refrigerated after opening?
Yes — keep Canned chicken at 40°F (4°C) or below once it's open. Cool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening.
How can you tell if Canned chicken is bad?
Look for: A slimy or sticky surface; A grey or greenish tint; A sour or sulphur-like smell; A swollen or leaking package. Never taste something to test it — when in doubt, throw it out.