Washington, DC  20549

                                 FORM 8-K

                              CURRENT REPORT

                    Pursuant to Section 13 or 15 (d) of
                    the Securities Exchange Act of 1934

             Date of Report (date of earliest event reported):
                               April 2, 2004

                               AIRGAS, INC.
          (Exact name of registrant as specified in its charter)

   Delaware                   1-9344                     56-0732648
_______________        _______________________          ________________
(State or other        (Commission File Number)         (I.R.S. Employer
jurisdiction of                                         Identification No.)

                 259 North Radnor-Chester Road, Suite 100
                          Radnor, PA  19087-5283
                 (Address of principal executive offices)

Registrant's telephone number, including area code: (610) 687-5253

 Item 5.  Other Events

   On April 2, 2004, Airgas, Inc. announced that it has signed a
definitive asset purchase agreement to acquire most of the U.S. packaged
gas business of the BOC Group, Inc. (NYSE: BOX) in a transaction valued
up to $200 million.

Item 7.  Financial Statements, Pro Forma Financial Information and Exhibits

(a)  None

(b)  None

(c)  Exhibits.

       99.1 - Press Release dated April 2, 2004


Pursuant to the requirements of the Securities and Exchange Act of 1934,
the Registrant has duly caused this report to be signed on its behalf by
the undersigned hereunto duly authorized.

                                     AIRGAS, INC.

                                     BY:      /s/ Robert M. McLaughlin
                                              Robert M. McLaughlin
                                              Vice President & Controller

DATED:     April 6, 2004