At one point there was 5" of water in the basement based on the water line at the bottom of the water heater.I have contractors that do my mold remediation using chemicals and equipment which I buy from an online retailer.

The best chemicals on the market today are supposed to be active for a 10 year period before they become ineffective.

We were required to empty the shower, sink counter and cabinets every Thursday so the the cleaning ladies could do their thing, which involved a lot of noxious smelling chemicals and total bathroom spray down.

Ive looked into enzyme cleaners, and other chemicals, but havent found anything suitable for floors. 

For example we always swap lock cylinders, shampoo flooring, chemical clean drains, ozone/disinfect, patch the mount holes.  

The biggest difference in price would be; can it be HEPA vac'd and chemically treated and cleaned or is demolition required.

., Did you dry clean with chemical sponges before priming? 

One girl even let some sort of cleaning chemicals spill on the floor, where it sat long enough to bleach the finish.Finally, I've also used the "peel and stick" tile flooring.

After a few years, it was found that the plastic pipes had a chemical reaction with concrete and started disintegrating.

Some people are also very sensitive to certain odors or chemicals.