|
| Commodity | 2005 | 2006 | 2007 | 2009 | 2011 |
| Sodium hydroxide (caustic soda), solid | $3,318 | | | | $10,274 |
| Sodium hydroxide (caustic soda), in aqueous solution (sida lye/liquid soda) ... | $75 | $135 | | $49 | $31,273 |
| Potassium hydroxide (caustic potash) | | | $24 | | |
| Peroxides of sodium/potassium | | | $5,649 | $47,717 | |
| Total | $3,393 | $135 | $5,673 | $47,766 | $41,547 |
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