Marked absence of Gypsum in that MSDS... Ethylene Glycol is kind of
neat stuff... i wonder why they put a small amount of it in the
product?  I wonder if its a binding agent? seems from its description
it could be sticky.

On Tue, Jan 26, 2010 at 2:28 PM, Bruce Marcham <[log in to unmask]> wrote:
> Here's a link to an MSDS for Certainteed's ProRoc, see the "Hazardous
> Ingredients" on the third page and other places:
>
> http://www.bpb-na.com/canada/pdf_ProRoc/Safety_Data_Sheet/1-06_readymix_
> compounds_SDS_EN.pdf
>
> It's mostly limestone, mica, and kaoline clay.  No high fructose corn
> syrup but it does have some ethylene glycol (don't let your cat or
> rabbit get into it).
>
>
> -----Original Message-----
> From: The listserv where the buildings do the talking
> [mailto:[log in to unmask]] On Behalf Of Dave
> Follett
> Sent: Tuesday, January 26, 2010 2:14 PM
>
> Well just going by free information on the internet... they don't make
> it easy to find out whats even in Gypsum Paste besides Gypsum.  I
> wonder if its a "proprietary" thing by manufacturer, or if my surfing
> skills are insufficient.  Anyone know whats in this stuff?
>
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