Exhibit 12

EQUISTAR CHEMICALS, LP

STATEMENT SETTING FORTH DETAIL FOR COMPUTATION OF

RATIO OF EARNINGS TO FIXED CHARGES

(Millions of dollars)



|                                                             |  |                         |       |      |   |      |  |   |      |   |  |      |      |   |  |   |      |  
|------------------------------------------------------------ |  | ----------------------- | ----- | ---- | - | ---- |  | - | ---- | - |  | ---- | ---- | - |  | - | ---- | -
|                                                             |  | Year Ended December 31, |      
|                                                             |  | 2005                    |       | 2004 |   | 2003 |  |   | 2002 |   |  | 2001 |     
|Income (loss) from continuing operations before income taxes |  | $                       | 748   |      | $ | 276  |  | $ | (339 | ) |  | $    | (246 | ) |  | $ | (283 | )
|Fixed charges:                                               |  |                         |       |      |   |      |  |   |      |   |  |      |      |   |  |   |      |  
|Interest expense, gross                                      |  |                         | 227   |      |   | 227  |  |   | 215  |   |  |      | 205  |   |  |   | 192  |  
|Portion of rentals representative of interest                |  |                         | 34    |      |   | 31   |  |   | 35   |   |  |      | 42   |   |  |   | 37   |  
|                                                             |  |                         |       |      |   |      |  |   |      |   |  |      |      |   |  |   |      |  
|Total fixed charges before capitalized interest              |  |                         | 261   |      |   | 258  |  |   | 250  |   |  |      | 247  |   |  |   | 229  |  
|Capitalized interest                                         |  |                         |      |      |   |     |  |   |     |   |  |      |     |   |  |   |     |  
|                                                             |  |                         |       |      |   |      |  |   |      |   |  |      |      |   |  |   |      |  
|Total fixed charges including capitalized interest           |  |                         | 261   |      |   | 258  |  |   | 250  |   |  |      | 247  |   |  |   | 229  |  
|                                                             |  |                         |       |      |   |      |  |   |      |   |  |      |      |   |  |   |      |  
|Earnings (losses)                                            |  | $                       | 1,009 |      | $ | 534  |  | $ | (89  | ) |  | $    | 1    |   |  | $ | (54  | )
|Ratio of earnings (losses) to fixed charges (a)              |  |                         | 3.9   |      |   | 2.1  |  |   |     |   |  |      |     |   |  |   |     |  
|                                                             |  |                         |       |      |   |      |  |   |      |   |  |      |      |   |  |   |      |  

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|(a) | In 2003, 2002 and 2001, earnings were insufficient to cover fixed charges by $339 million, $246 million and $283 million, respectively.
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