Sodium nitrate
Mineral or chemical fertilizers, nitrogenous. > Sodium nitrate > Sodium nitrate
Duty Rate (from China)
Subheadings
Products classified under Tariff item 3102.50.00
Agricultural Sodium Nitrate Fertilizer
Granular sodium nitrate fertilizer for direct soil application, providing nitrogen and sodium nutrients to crops. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i), and is not put up in forms or packages described in heading 31.05.
Bulk Sodium Nitrate for Pyrotechnics
Bulk sodium nitrate in prilled form, used as the primary oxidizer in pyrotechnic compositions such as fireworks and signal flares. This industrial-grade product is pure sodium nitrate, not put up in retail packages or measured doses, and therefore falls under tariff item 3102.50.00 as a nitrogenous fertilizer chemical.
Chile Saltpeter Sodium Nitrate
Natural sodium nitrate extracted from caliche deposits, historically known as Chile saltpeter, used in fertilizers and food preservation. It falls under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i), provided it is not put up in retail forms of heading 31.05.
Food Grade Sodium Nitrate E251
Pharmaceutical-grade sodium nitrate (E251) used as a curing agent in meat products to prevent botulism. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i), unless put up in measured doses or retail forms of heading 31.05.
Industrial Grade Sodium Nitrate
Pure sodium nitrate (NaNO3) crystals used as an oxidizing agent in industrial applications such as glass manufacturing and pyrotechnics. It falls under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i), and is not excluded by Chapter Note 1(b) as it is not a separate chemically defined compound of heading 28.43 or 28.44.
Sodium Nitrate Flux for Glass Production
Coarse sodium nitrate used as a fluxing agent in glass melting furnaces to lower melting points. It is classified under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i), provided it is not put up in forms or packages of heading 31.05.
Technical Grade Sodium Nitrate 99% Pure
High-purity (99%) sodium nitrate powder for use in explosives manufacturing and metal processing. It falls under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i), and is not excluded by Chapter Note 1(b) as it matches the description in Note 2(a)(i).