I have had success with Fred's suggestion

On 3/9/2015 7:24 AM, Fred Hueston (via sccpartners list) wrote:
This email was sent from aol.com which does not allow forwarding of emails via email lists. Therefore the sender's email address (fhueston@aol.com) has been replaced with a dummy one.

I would try mixing some ammonia with water. This will create Ammonium hydroxide

Frederick M. Hueston
www.stoneforensics.com
321 514 6845



-----Original Message-----
From: daci6537 <daci6537@comcast.net>
To: Stone and Tile PROS Technical Support <sccpartners@stoneandtilepros.com>
Sent: Mon, Mar 9, 2015 1:07 pm
Subject: cooper stair removal

Does anyone know how to get out cooper stains from stone?  We have been trying to find Ammonia Oxide. but can not find anyone who sells it. Does anyone know where we maybe able to get a product with it in it? Thanks
 
Visit list archives, subscribe, unsubscribe or change your subscription 
preferences:
http://stoneandtilepros.simplelists.com/sccpartners
 
Start a new conversation (thread): 
sccpartners@stoneandtilepros.simplelists.com

 
Visit list archives, subscribe, unsubscribe or change your subscription 
preferences:
http://stoneandtilepros.simplelists.com/sccpartners
 
Start a new conversation (thread): 
sccpartners@stoneandtilepros.simplelists.com





This email is free from viruses and malware because avast! Antivirus protection is active.