Attached files

file filename
EX-31.2 - CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER - MKS INSTRUMENTS INCd328226dex312.htm
EX-31.1 - CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER - MKS INSTRUMENTS INCd328226dex311.htm
EX-10.1 - SUMMARY OF MKS INSTRUMENTS, INC.'S - MKS INSTRUMENTS INCd328226dex101.htm
EXCEL - IDEA: XBRL DOCUMENT - MKS INSTRUMENTS INCFinancial_Report.xls
10-Q - FORM 10-Q - MKS INSTRUMENTS INCd328226d10q.htm

Exhibit 32.1

CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

PURSUANT TO 18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report on Form 10-Q of MKS Instruments, Inc. (the “Company”) for the period ended March 31, 2012, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned, Leo Berlinghieri, Chief Executive Officer and President of the Company, and Seth H. Bagshaw, Vice President, Chief Financial Officer and Treasurer of the Company, each hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, based on his knowledge:

 

  (1) the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

 

  (2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

 

Dated: May 9, 2012      

/s/ Leo Berlinghieri

      Leo Berlinghieri
      Chief Executive Officer and President
Dated: May 9, 2012      

/s/ Seth H. Bagshaw

      Seth H. Bagshaw
      Vice President, Chief Financial Officer and Treasurer