Has anyone used Dollar Tree bleach? It's significantly cheaper than Walmart's. It doesn't list any ingredients though. It's 96oz for $1.00 & Walmart's is 121oz for $3.00. Thanks!!
Dollar stores are notorious for having old/expired stock. I don't buy anything that doesn't have the hypochlorite % on the bottle. That stuff is usually 5% or 3% or less. Check the bottle for a manufacturing or expiration date. Many times it's a number like 15186, meaning it was produced on the 186th day of 2015.
I have heard that a good rule of thumb is that if the strength isn't listed then it is probably around 3%. If you want to do an experiment then measure your FC, add this, and then measure again an hour later. Your FC increase will tell you what the strength is.
There's a 'bleach prices 2015' thread around here somewhere you should look for Bridgetgirl. Its a great thread to follow and gives you a good idea of the 'lay of the land' including these so-called dollar stores and their old 3% bleach
The one in the smaller (96oz) bottle is only like 1% according to the MSDS we were able to find.
They also have a different one at some DTs that has 128oz. I use it and find it to be at least 6% but sometimes higher. Nobody else agrees with me on this one. For the 128oz. ones the datecode is on the cardboard case they come in. I have a SWG so I don't use it much. Just for those times when I have extra debris or extra people in the pool.
I bought some $1 bleach and it took several phone calls (website of distributor said the chlorine concentration was a "trade secret" whaaat? Anyway, they were 2.75%. Used it but bought grocery store bleach.
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