Nano Merger Sub, Inc. Sample Contracts

Lawrence D. Kingsley Chairman and Chief Executive Officer

Exclusivity Agreement • January 25th, 2011 • Nano Merger Sub, Inc. • Laboratory apparatus & furniture

• Contract Type
  Exclusivity Agreement
• Filed
  January 25th, 2011
• Company
  Nano Merger Sub, Inc.
• Industry
  Laboratory apparatus & furniture

This letter agreement (this “Agreement”) amends and restates our prior letter agreement dated June 8, 2010, and reflects our continued and updated understanding with respect to certain matters relating to our negotiations regarding a possible transaction (a “Transaction”) between IDEX Corporation (“IDEX”) and Microfluidics International Corporation (the “Company”), and certain binding agreements related thereto.

Offer to Purchase for Cash All Outstanding Shares of Common Stock of MICROFLUIDICS INTERNATIONAL CORPORATION at $1.35 Net Per Share by NANO MERGER SUB, INC. a wholly-owned subsidiary of IDEX CORPORATION

Merger Agreement • January 25th, 2011 • Nano Merger Sub, Inc. • Laboratory apparatus & furniture

• Contract Type
  Merger Agreement
• Filed
  January 25th, 2011
• Company
  Nano Merger Sub, Inc.
• Industry
  Laboratory apparatus & furniture

The following are some of the questions you, as a stockholder of Microfluidics, may have and our answers to those questions. We urge you to read carefully the remainder of this Offer to Purchase and the Letter of Transmittal because the information in this summary is not complete. Additional important information is contained in the remainder of this Offer to Purchase and in the Letter of Transmittal. In this Offer to Purchase, unless the context otherwise requires, the terms “we,” “our” and “us” refer to the Purchaser.

UNILATERAL CONFIDENTIALITY & NON-DISCLOSURE AGREEMENT

Unilateral Confidentiality & Non-Disclosure Agreement • January 25th, 2011 • Nano Merger Sub, Inc. • Laboratory apparatus & furniture • Massachusetts

• Contract Type
  Unilateral Confidentiality & Non-Disclosure Agreement
• Filed
  January 25th, 2011
• Company
  Nano Merger Sub, Inc.
• Industry
  Laboratory apparatus & furniture
• Jurisdiction
  Massachusetts

This will affirm the agreement between Microfluidics International Corporation, and its wholly owned subsidiary Microfluidics Corporation, located at 30 Ossipee Rd. Newton, MA 02464-9101 (“MICROFLUIDICS”), and IDEX Corporation, of behalf of itself and its subsidiaries (“RECIPIENT”), with respect to non-public proprietary information MICROFLUIDICS is furnishing to RECIPIENT for consideration and evaluation of potential opportunities of mutual interest with MICROFLUIDICS by RECIPIENT.