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Inventories
3 Months Ended
Mar. 31, 2013
Inventories  
Inventories

 

5.             Inventories

 

A portion of inventories is valued under the LIFO method.  The valuation of LIFO inventory for interim periods is based on Occidental’s estimates of year-end inventory levels and costs.  Inventories as of March 31, 2013 and December 31, 2012, consisted of the following (in millions):

 

 

 

2013

 

2012

 

Raw materials

 

$

74

 

 

$

70

 

 

Materials and supplies

 

 

643

 

 

 

612

 

 

Finished goods

 

 

690

 

 

 

763

 

 

 

 

 

1,407

 

 

 

1,445

 

 

LIFO reserve

 

 

(101

)

 

 

(101

)

 

Total

 

$

1,306

 

 

$

1,344