Exhibit 23.2 ------------------------------------------------------------------ -------------- Consent of Independent Auditors We consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated February 11,...

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                                  Exhibit 23.2
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                         Consent of Independent Auditors


     We consent to the incorporation by reference in this Registration Statement
on  Form  S-8 of our  report  dated  February  11,  1998,  with  respect  to the
consolidated  financial  statements and schedule of ATMI,  Inc.  included in its
Annual Report on Form 10-K for the year ended December 31, 1997,  filed with the
Securities and Exchange Commission.



                                                     /s/ Ernst & Young LLP



Stamford, CT
March 31, 1998