Quote Originally Posted by brent.roberts
The wild card in the cost equation of Canadain Tire chlorine or pool store "liquid chlorine" is that at 10 to 12% solutions, it is unstable and will relatively quickly degrade.

If the shipping and storage was not up to par, you may be getting only 7 or 8% by the time you stand at the edge of the pool and start pouring.

5 or 6% solutions, on the other hand are relatively stable and you should get pretty much everything you paid for, into the pool.
Not saying you're wrong, but this assertion is supported where?