Please provide a webpage or contact number for the PSRI = Particulate
Solids Research Institute

The new "Google Local" service lists this address and phone:

"Particulate Solid Research Inc
 (773) 523-7227
 4201 W 36th St
 Chicago, IL 60632"

Google Local
://www.google.com/local?num=100&hl=en&lr=&newwindow=1&c2coff=1&safe=off&q=particulate-Solid-research&near=Chicago,+IL&oi=locald&radius=0.0&latlng=41850000,-87650000,997233155662921000

Here is the website:

PSRI Chicago
http://www.psrichicago.com

Contact info as found on the PSRI site:

"Telephone
 773-523-7227

 FAX
 773-523-7367

 Electronic mail
 General Information:   Sharon Solar sharon.solar@psrichicago.com  
                     or Ted Knowlton ted.knowlton@psrichicago.com
 
 Technical Information: Ted Knowlton ted.knowlton@psrichicago.com

 Webmaster: PSRI Webmaster webmaster@psrichicago.com"

PSRI Chicago
http://www.psrichicago.com/contact_psri.htm

My Google search strategy:

Google Web Search: psri particulate
://www.google.com/search?hl=en&q=psri+particulate

I hope this is precisely the information you need. If it is not,
please request clarification; I'll be glad to offer further assistance
before you rate my answer.

Best regards,
pinkfreud

Exactly what I was looking for, n a timely maner