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SITCSection 5
U.S. exports of chlorates & perchlorates (nes), bromates, perbromates, iodates & periodates (SITC 52339) totaled $17.9M in July 2026.
Importers of Chlorates & Perchlorates (NES), Bromates, Perbromates, Iodates & Periodates paid $44K in duties in July 2026 — an effective duty rate of 12% on $358K in dutiable value, based on actual customs collections rather than the published tariff schedule.
Basic heading 402 of 465 in section 5
Basic heading 52339 · $868K of $28.9B
Perchlorates in this residual group attract particular regulatory attention because they are designated as a contaminant of concern by the EPA and are subject to export controls in some jurisdictions due to their use as oxidizers in solid rocket propellants and pyrotechnics. Bromates, iodates, and periodates serve more specialized roles — bromates in flour treatment and analytical chemistry, iodates and periodates as oxidants in organic synthesis and disinfection. The "not elsewhere specified" scope of this heading means correct classification often requires a detailed chemical specification sheet to distinguish the specific salt from those covered by more specific headings. Importers dealing in perchlorates should also verify whether the shipment triggers any dual-use export-control review in the country of origin.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
12 shipments/mo
Perchlorates are EPA-designated drinking-water contaminants and are also used as oxidizers in propellants and pyrotechnics, placing them under dual-use scrutiny. Importers should confirm that the shipment complies with any origin-country export licensing requirements and be prepared for heightened CBP review, especially for ammonium perchlorate destined for aerospace applications.
The 'NES' (not elsewhere specified) designation means this heading applies only when the chemical is not covered by a more specific heading — for example, sodium chlorate has its own heading (52332). Importers should obtain a full chemical name, CAS number, and specification sheet and review the schedule hierarchy with a licensed customs broker to confirm residual classification is appropriate.
Supplier Network
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Exports · July 2026
destination
Korea, South and Japan together take 82% of it.
customs district
Census does not publish district detail for this classification system.
origin
Census does not publish state detail for this classification system.
entry
Census does not publish port detail for this classification system.
ImportsExports
Imports
$868KYoY · Pro
Exports
$17.9MYoY · Pro
12-mo low · imports
YoY · ProThrough July 2026. Source: U.S. Census Bureau.