Praxair Prices $475 Million of 1.25% Notes Due 2018 and $175 Million of 3.55% Notes Due 2042

DANBURY, Conn., – Praxair, Inc. (NYSE: PX) has priced $475 million of 1.25% notes due November 7, 2018 and $175 million of 3.55% notes due November 7, 2042. The notes are being offered under its universal shelf registration statement filed with the U.S. Securities and Exchange Commission. The offering is led by Citigroup Global Markets Inc., Credit Suisse Securities (USA) LLC and RBS Securities Inc.

The offering is expected to close on May 7, 2013. The company anticipates using the proceeds of the offering for general corporate purposes, including repayment of debt and share repurchases under the company’s share repurchase program. Prior to their application, the net proceeds may be used to repay short-term debt and/or invested in short-term investments.

Nothing herein shall constitute an offer to sell or the solicitation of an offer to buy the securities, nor shall there be any sale of the securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful. The offering is being made by means of a prospectus and related prospectus supplement only, copies of which or information concerning this offering may be obtained by contacting Citigroup Global Markets Inc., c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, Telephone: (800) 831-9146, Credit Suisse Securities (USA) LLC, Attention: Prospectus Department, One Madison Avenue, New York, New York 10010, Telephone: (800) 221-1037, newyork.prospectus@credit-suisse.com and RBS Securities Inc., Attention: Debt Capital Markets Syndicate, 600 Washington Blvd., Stamford, Connecticut 06901, Telephone: (866) 884-2071.

Praxair, Inc., (NYSE: PX), is the largest industrial gases company in North and South America, and one of the largest worldwide, with 2012 sales of $11 billion. The company produces, sells and distributes atmospheric, process and specialty gases, and high-performance surface coatings. Praxair products, services and technologies are making our planet more productive by bringing efficiency and environmental benefits to a wide variety of industries, including aerospace, chemicals, food and beverage, electronics, energy, healthcare, manufacturing, metals and others. More information on Praxair, Inc., is available on the Internet at www.praxair.com.