This excerpt taken from the MKSI DEF 14A filed Mar 23, 2009.
The Audit Committee shall discharge its responsibilities, and shall assess the information provided by the Companys management and the independent auditor, in accordance with its business judgment. Management is responsible for the preparation, presentation, and integrity of the Companys financial statements and for the appropriateness of the accounting principles and reporting policies that are used by the Company. The independent auditors are responsible for auditing the Companys financial statements and for reviewing the Companys unaudited interim financial statements. The authority and responsibilities set forth in this Charter do not reflect or create any duty or obligation of the Audit Committee to plan or conduct any audit, to determine or certify that the Companys financial statements are complete, accurate, fairly presented, or in accordance with generally accepted accounting principles or applicable law, or to guarantee the independent auditors report.