Quote Originally Posted by mohawk View Post
I have different chemicals-all in dry form-that I received from the pool store when we purchased our pool. Most have never been used and was wondering how long dry chemicals last? Some are pucks others are the usual things you get from the pool store with a new pool. I was thinking of putting them in my garage sale if they're still good. Thanks, Denise
If these are kept dry and sealed they will be good indefinitely:

Sodium carbonate and bicarbonate, dry acid, calcium chloride, calcium Hypo, tri-chlor pucks.

I wouldn't store chemicals in the garage. If they spill or mix you're in trouble.

BTW, did they sell you POPP?