HSChapter 28
U.S. imports of hypochlorites, chlorites, and hypobromites (nesoi) (HS 282890) totaled $3.4M in April 2026, traded with 15 countries.
Importers of Hypochlorites, Chlorites, and Hypobromites (NESOI) paid $48K in duties in April 2026 — an effective duty rate of 23% on $207K in dutiable value, based on actual customs collections rather than the published tariff schedule.
Last updated: April 2026 dataCovering sodium hypochlorite (liquid bleach), lithium hypochlorite, chlorites, and hypobromites not elsewhere specified, this heading serves water treatment, textile bleaching, and disinfection industries. Canada is the leading US supplier — a reflection of integrated North American chemical supply chains — with Spain, China, and Germany also contributing. Sodium hypochlorite solutions, the most widely traded compound in this group, are subject to DOT oxidizer transport rules and, depending on concentration, may trigger EPA reporting thresholds under EPCRA.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
Sodium hypochlorite in aqueous solution is generally classified here under heading 282890, provided it is not a prepared disinfectant formulation that would fall under Chapter 38. The key classification question is whether the product is a defined inorganic chemical compound or a formulated preparation — a distinction that should be confirmed with a licensed customs broker based on the specific product composition and intended use.
Sodium hypochlorite and certain other hypochlorites may be subject to EPA Toxic Substances Control Act (TSCA) import certification requirements. Additionally, facilities storing large quantities above threshold planning quantities may have EPCRA Section 302 emergency planning obligations. Importers should review the specific compound's regulatory status under TSCA and EPCRA before the first shipment.
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| Country | Imports | Exports | Balance |
|---|---|---|---|
| CANADA | $3.2M | $1.7M | -$1.5M |
| KOREA, SOUTH | $16K | $124K | +$109K |
| MEXICO | $3K | $101K | +$99K |
| CHINA | $88K | $6K | -$82K |
| TAIWAN | -- | $35K | +$35K |
Monthly import values over time
HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % | Duty Collected |
|---|---|---|---|---|
| 2828900000 | HYPOCHLORITES, CHLORITES, AND HYPOBROMITES, NESOI | $3.4M | 23.04% | $48K |
HYPOCHLORITES, CHLORITES, AND HYPOBROMITES, NESOI
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 2828900000 | HYPOCHLORITES, CHLORITES, AND HYPOBROMITES, NESOI | $2.2M |
HYPOCHLORITES, CHLORITES, AND HYPOBROMITES, NESOI
4.4M kg
URANIUM ENRICHED IN U235 ETC. PLUTONIUM ETC.
HS 284420
NATURAL URANIUM & COMPOUNDS, ALLOYS & CERAMICS ETC
HS 284410
ANHYDROUS AMMONIA
HS 281410
ALLOYS, DISPERSIONS,ISOTOPES & COMPOUNDS NES
HS 284443
SILICON, UNDER 99.99% (BY WEIGHT) SILICON
HS 280469
PHOSPHORIC ACID AND POLYPHOSPHORIC ACIDS
HS 280920
| State | Imports | Exports | Balance |
|---|---|---|---|
| New York | $769K | $1.1M | +$318K |
| Michigan | $340K | $199K | -$142K |
| Pennsylvania | $383K | $146K | -$237K |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| BUFFALO-NIAGARA FALLS, NY | $390K | $1.3M | +$873K |
| PORT HURON, MI | $749K | $68K | -$680K |
| PEMBINA, ND | $453K | $34K | -$419K |