I spilled some CLR in my floor and it hardened, and i am trying to remove it, what can I use?

its on the tile

Answers:
Try to scrape it off with a razor.

Remaining stain and reside may clean up with 409 or Tilex.

Other answers:
gasoline or coke.,.,.,.
gasoline or coke.,.,.,.
Amonia should do the trick, open the widows for ventelation.
Depending on the floor surface you may try Goof Off, if it is a ceramic tile floor. You coluld also ask someone at the hardware store for assistance.
try some more CLR to soften it then scrape it all off before it has a chance to harden again
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