Attached files
file | filename |
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10-Q - 10-Q - W R GRACE & CO | a2203839z10-q.htm |
EX-32 - EX-32 - W R GRACE & CO | a2203839zex-32.htm |
EX-31.(I)2 - EX-31.(I)2 - W R GRACE & CO | a2203839zex-31_i2.htm |
EX-31.(I)1 - EX-31.(I)1 - W R GRACE & CO | a2203839zex-31_i1.htm |
EXCEL - IDEA: XBRL DOCUMENT - W R GRACE & CO | Financial_Report.xls |
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May 6, 2011
Securities
and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549
Commissioners:
We are aware that our report dated May 6, 2011 on our review of interim financial information of W. R. Grace & Co. (the "Company") for the three-month periods ended March 31, 2011 and March 31, 2010 and included in the Company's Quarterly Report on Form 10-Q for the quarter ended March 31, 2011, is incorporated by reference in its Registration Statements on Form S-8 (Nos. 333-37024 and 333-173785).
Very truly yours,
/s/
PRICEWATERHOUSECOOPERS LLP
McLean, Virginia