EXHIBIT 12.1

HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

(DOLLARS IN MILLIONS)

 
  Year Ended December 31,  
 
  2010   2009   2008   2007   2006  

Fixed charges:

                               
 

Interest expensed and capitalized (includes amortization of deferred financing costs)

  $ 249   $ 243   $ 279   $ 303   $ 370  
 

Interest portion of rent expense

    28     27     30     32     28  
                       

Total fixed charges

  $ 277   $ 270   $ 309   $ 335   $ 398  
                       

Earnings:

                               
 

Pretax income (loss) from continuing operations before minority interest and equity income (loss)

  $ 160   $ (243 ) $ (75 ) $ 259   $ 268  
 

Fixed charges

    277     270     309     335     398  
 

Amortization of capitalized interest

    3     3     2     1     1  

Less:

                               
 

Interest capitalized

    (1 )   (3 )   (17 )   (17 )   (16 )
                       

Total earnings plus fixed charges

  $ 439   $ 27   $ 219   $ 578   $ 651  
                       
 

Ratio of earnings to fixed charges

    1.6             1.7     1.6  
                       
 

Deficiency of earnings to fixed charges

  $   $ 243   $ 90   $   $