SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                   FORM 12b-25

                                               Commission File Number:0-25791


                           NOTIFICATION OF LATE FILING


(Check One):   [_] Form 10-K    [_] Form 11-K    [_] Form 20-F    [X] Form 10-Q
               [_] Form N-SAR

               For Period Ended:March 31, 2001

     [ ]  Transition Report on Form 10-K

     [_]  Transition Report on Form 20-F

     [_]  Transition Report on Form 11-K

     [ ]  Transition Report on Form 10-Q

     [_]  Transition Report on Form N-SAR

          For the Transition Period Ended:





                                     PART I
                             REGISTRANT INFORMATION


AirTrax Inc.
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Full Name of Registrant


MAS Acquisition IX Corp.
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Former Name if Applicable



870B Central Avenue
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Address of Principal Executive Office (Street and Number)



Hammonton, New Jersey 08037
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City, State and Zip Code




                                    PART II
                             RULE 12b-25(b) AND (c)

     If the subject  report could not be filed  without  unreasonable  effort or
expense  and  the  registrant  seeks  relief  pursuant  to Rule  12b-25(b),  the
following should be completed. (Check box if appropriate.)

     |    (a)  The reasons  described in  reasonable  detail in Part III of this
     |         form  could  not be  eliminated  without  unreasonable  effort or
     |         expense;
     |
     |    (b)  The subject annual report,  semi-annual report, transition report
     |         on Form 10-K,  Form  20-F,  Form 11-K or Form  N-SAR,  or portion
[X]  |         thereof  will  be  filed  on or  before  the  15th  calendar  day
     |         following  the  prescribed  due date;  or the  subject  quarterly
     |         report or transition report on Form 10-Q, or portion thereof will
     |         be filed on or  before  the  fifth  calendar  day  following  the
     |         prescribed due date; and
     |
     |    (c)  The  accountant's  statement  or other  exhibit  required by Rule
     |         12b-25(c) has been attached if applicable.


                                    PART III
                                   NARRATIVE

     State below in reasonable  detail why the Form 10-K, 11-K, 20-F 10-Q, N-SAR
or the  transition  report  portion  thereof  could  not  be  filed  within  the
prescribed time period. (Attach extra sheets if needed.)

     Due to events unforeseen by the Company,  it is unable to complete its Form
10-QSB for the period  ended March 31, 2001 without an  unreasonable  effort and
expense.



                                    PART IV
                               OTHER INFORMATION

(1)  Name  and  telephone  number  of  person  to  contact  in  regard  to  this
     notification

     Peter Amico                                         (856) 327-8112
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                       (Name)                     (Area Code) (Telephone Number)

(2)  Have all other periodic  reports  required under Section 13 or 15(d) of the
     Securities Exchange Act of 1934 or Section 30 of the Investment Company Act
     of 1940 during the preceding 12 months or for such shorter  period that the
     registrant was required to file such report(s) been filed? If the answer is
     no, identify report(s).
                                                                 [X] Yes  [ ] No

(3)  Is it anticipated that any significant change in results of operations from
     the corresponding  period for the last fiscal year will be reflected by the
     earnings  statements  to be  included  in the  subject  report  or  portion
     thereof?
                                                                 [_] Yes  [X] No

     If so: attach an explanation of the anticipated  change,  both  narratively
and  quantitatively,  and, if  appropriate,  state the reasons why a  reasonable
estimate of the results cannot be made.


AirTrax, Inc.
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                  (Name of Registrant as Specified in Charter)

Has  caused  this  notification  to be signed on its  behalf by the  undersigned
thereunto duly authorized.


Date May 15, 2001                  By/s/Peter Amico
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                                        President