Can I still use expired bleach? Don’t rely on expired bleach to clean well or kill germs.
Furthermore, it is not recommended that expired bleach be used as a disinfectant because the exact percentage of sodium hypochlorite cannot be measured accurately, indicating that your solution may or may not be effective at killing bacteria, viruses, or fungi.
How can you tell if bleach has gone bad? One of the surefire ways to know if your bleach is expired is if you open the bottle and you don’t smell any kind of bleach odor, says Leigh. This is a sign that the bleach has degraded into a saltwater solution.
How long is Clorox bleach good for? Clorox recommends replacing properly stored bleach after one year. Remember that bleach should only be mixed with water (and laundry detergent in the washing machine).
What can you do with old bleach? Best: Use up or give away. Rinse and recycle empty bottles. Second best: Take to a hazardous waste facility or collection event. Third best: If your home is connected to a city sewer system, flush small amounts down an inside drain (toilet is best) with lots of water.