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| Product | 2001 | 2002 | 2003 | 2004 | 2005 |
| Inorganic chemical elements, oxides and halogen salts | $21,664,000 | $19,521,000 | $20,543,000 | $21,947,000 | $29,339,000 |
| Metal salts and peroxysalts, of inorganic acids | $30,321,000 | $31,780,000 | $34,119,000 | $38,133,000 | $49,826,000 |
| Other inorganic chemicals; organic and inorganic compounds of precious metals | $1,510,000 | $2,379,000 | $2,642,000 | $2,652,000 | $3,391,000 |
| Radioactive and associated materials | $87,000 | $71,000 | $101,000 | $120,000 | $81,000 |
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