Subheadings
72.01.10
Iron; non-alloy pig iron containing by weight 0.5% or less of phosphorus, in pigs, blocks or other primary forms
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72.01.20
Iron; non-alloy pig iron containing by weight more than 0.5% of phosphorus, in pigs, blocks or other primary forms
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72.01.50
Iron; alloy pig iron; spiegeleisen, in pigs, blocks or other primary forms
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