Investor News Releases

Date	Description	Downloads
Jul 11, 2007	MKS Instruments Announces Second Quarter 2007 Earnings Conference Call
Jun 26, 2007	MKS' LIQUOZON(R) LoopO3 Selected by SEZ AG
May 16, 2007	MKS Instruments to Present at JP Morgan Technology Conference
May 07, 2007	MKS Instruments Elects Dr. Cristina Amon to Board of Directors
Apr 26, 2007	MKS Instruments Reports First Quarter 2007 Financial Results
Apr 05, 2007	MKS Instruments Announces First Quarter 2007 Conference Call
Feb 15, 2007	MKS Instruments Reports Fourth Quarter and Year 2006 Results, Announces Share Repurchase Authorization
Jan 19, 2007	MKS Instruments Announces Fourth Quarter 2006 Conference Call