| http://www.w3.org/ns/prov#value | - s or of isotopes: carbon (carbon blacks and other forms of carbon not elsewhere specified or included).: carbon (carbon blacks and other forms of carbon not elsewhere specified or included): imported by the US in 2013-01 $21,186,811.00 of HTS Code 2803.00.00 ??? inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals,of radioactive elements or of isotopes: carb
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