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280920
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2809200020
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United States
2809200020
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Details
Parent HS6
280920
Phosphoric acid and polyphosphoric acids
Related United States Codes
28092000
Phosphoric acid and polyphosphoric acids
2809200010
Containing less than 65 percent available diphosphorus pentaoxide (P2O5) equivalents
2809200020
Other
2809200030
Other
2809200040
Polyphosphoric acids