There is a sale currently going on at a local Stine lumber.
HTH 10% is $2.50/gal Date on bottle is February 24, 2015
$0.195/ounce of Sodium Hypochlorite
Great Value 8.25% is $2.94/121 ounces Only a week old
$0.295/ounce of Sodium Hypochlorite
Is it worth buying the older 10% because of price difference?