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Exhibit 23.2
Consent of Independent Auditors
We consent to the incorporation by reference in the Registration Statement (Form
S-8 No. 333-XXXXX) pertaining to the 2000 Stock Plan of ATMI, Inc. of our report
dated February 7, 2000, with respect to the consolidated financial statements
and related schedule of ATMI, Inc. included in its Annual Report on Form 10-K/A
for the year ended December 31, 1999, and our report dated September 19, 2000
with respect to the supplemental consolidated financial statements and related
schedule of ATMI, Inc. included in its Current Report on Form 8-K/A dated July
7, 2000, filed with the Securities and Exchange Commission.
/s/ Ernst & Young LLP
Stamford, Connecticut
September 19, 2000
