Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement No. 333-131729 on Form S-8 of our report dated March 15, 2006 (which report expresses an unqualified opinion and includes explanatory paragraphs relating to: i) the presentation of the consolidated financial statements of Huntsman Corporation as if Huntsman Holdings LLC and Huntsman Corporation were combined for all periods presented, ii) the adoption of FASB Interpretation Nos. 46R and 47 during 2005, and iii) the company's change in measurement date for its pension and other postretirement benefit plans during 2005), relating to the financial statements and financial statement schedules of Huntsman Corporation appearing in this Annual Report on Form 10-K of Huntsman Corporation for the year ended December 31, 2005.
/s/ DELOITTE & TOUCHE LLP
Houston,
Texas
March 15, 2006