Not sure why you are getting the blue color, when you covered you poultice
did you tape the poultice down with blue tape?

I would recommend a poultice using a peroxide 40 to 50 volume and try to
remove the blue stain.

John E Freitag
Director
The Stone & Tile School
Office 407-567-7652
Cell 407-615-0134
jfreitag@thestoneandtileschool.com

www.thestoneandtileschool.com

-----Original Message-----
From: Dayron [mailto:dayron@perfectmarblefloors.com]
Sent: Monday, March 17, 2014 6:38 PM
To: Stone and Tile PROS Technical Support
Subject: [sccpartners] Iron out poultice leaves blue/purple stain

I have this Calcutta floor which I had poultice with iron out 1/3,
diatamacoius earth 2/3.  I did half of the home and it did great, but did
the other half of home and it left these ugly blue/ purple stains. Has
anyone incountered this and if you have what did you do to get rid of it