Ok, so here is the tally for today's chemical run. I did not do any comparison shopping and just bought the stuff from my local stores without having to go anywhere special.
2 1 gallon bottles of Muriatic Acid $5.99 each at Ace hardware.
2 pack of 182 ounce Clorox Bleach $5.59 each at COSTCO. $1.97 per gallon.
3 12 pound bags of Arm and Hammer Baking Soda $5.59 each at COSTCO.
Total Cost with tax = $54.37.
Here are some examples of current prices as charged by a pool maintanence company:
Shock 2 lbs, $26.59
Spa PH Increaser 18 ozs $11.39
Optimizer Plus Chlorine 20lbs $79.79