You can find many of these new concentrated Clorox Bleach varieties at Dollar General. As a reminder, it may be a smaller size, but there are still the same number of uses in that bottle! Don’t forget that Dollar General does accept manufacturers coupons – look for them in your Sunday paper!
The sodium hydroxide is normal and is not the cause of foaming. Are you sure you got regular Clorox, even if more concentrated? It sounds like maybe you got the splashless or outdoor varieties. The following are the new concentrated Clorox bleaches:
There will be the same number of uses per bottle in the concentrated bleach as there was before so the cost per use will be the same as our previous bleach products.
The concentrated bleach is currently available in some regions of the U.S., but will be available nationwide by the end of March 2013. To easily identify the new bottle, look for "Now Concentrated" on the product label.