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| TABLE 10 | ||||||||||
| U.S. EXPORTS OF MAJOR NITROGEN COMPOUNDS1 | ||||||||||
| (Thousand metric tons) | ||||||||||
| 2006 | 2007 | |||||||||
| Gross | Nitrogen | Gross | Nitrogen | |||||||
| Compound | weight | content | weight | content | Principal destinations, 2007 | |||||
| Ammonium nitrate2 | 127 | 43 | 194 | 66 | Mexico, 67%; Canada, 32%. | |||||
| Ammonium sulfate2 | 1,010 | 272 | 846 | 228 | Brazil, 69%; Argentina, 7%; Canada, 6%. | |||||
| Anhydrous ammonia | 236 | 194 | 177 | 145 | Republic of Korea, 66%; Canada, 24%. | |||||
| Diammonium phosphate | 5,660 | 1,020 | 4,180 | 752 | India, 39%; Mexico, 9%; Brazil, 7%. | |||||
| Monoammonium phosphate | 2,310 | 254 | 2,450 | 270 | Canada, 37%; Australia, 19%; Brazil, 14%. | |||||
| Urea | 656 | 301 | 310 | 142 | Mexico, 34%; Chile, 17%; Republic of Korea, 17%. | |||||
| Total | 9,990 | 2,080 | 8,160 | 1,600 | ||||||
| 1Data are rounded to no more than three significant digits; may not add to totals shown. | ||||||||||
| 2Includes industrial chemical products. | ||||||||||
| Source: U.S. Census Bureau. | ||||||||||
Source: United States Geological Survey Mineral Resources Program