Not only can bleach degrade the sealant on your countertops but it can also lead to staining because granite is porous.
Bleach on granite.
Liquid bleach is safe to use occasionally to treat stains on granite and other types of stone but it shouldn t be used daily.
A bleach stain on a black granite countertop is unsightly and has more than likely removed the top protective coating over the natural stone.
Granite countertops should generally be cleaned with either a mixture of water and liquid dish detergent or a granite soap however occasionally you can use diuted bleach to clean or disinfect a sealed granite countertop.
There are other safer ways to disinfect your stone so avoid bleach and any products that contain it when cleaning your granite.
Always avoid harsh corrosive or abrasive household cleaning products on your natural stone.
Lysol lemon all purpose cleaner.
Remember bleach should never be used full strength for cleaning any surface it should always be diluted with water first.
In all reality granite and other smooth stone countertops don t need to be disinfected per se.
Bleach can also help remove a color stain from granite.
Bleach can be extremely harsh on granite sealers.
If the bleach were on porous stone those crystals would be in the pores taking up more space than the liquid once did.
Cleaning products clorox has products that work to kill 99 9 percent of salmonella and e coli bacteria and is a registered product with the environmental protection agency.
You should avoid using acid based cleaners lemon orange vinegar.
Not being organic or porous the use of warm water and at the most soap generally suffices to wipe away any bacteria or viral agents that could be accrued on the surface.
Bleach and other strong agents should be used minimally if at all.
Clorox bleach is an effective cleaner that can deodorize and disinfect many surfaces including granite.
For disinfecting countertops use a solution of 1 2 cup clorox regular bleach 2 per gallon of water.
Regardless of the type of granite or seal what doesn t vary is what you should not be cleaning your granite countertops with.
While bleach is a great disinfectant it can dull the finish of your granite and in some cases even change its color.