U.S. imports of Sodium Sulfates (Other Than Disodium Sulfate) (HS 283319) totaled $355K in September 2026, imported from 13 countries.
Importers of Sodium Sulfates (Other Than Disodium Sulfate) paid $59K in duties in September 2026, an average duty rate of 16.68% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Sodium Sulfates (Other Than Disodium Sulfate) imports of $355K in September 2026 ran 28% below the year-to-date monthly average of $491K.
Last updated: September 2026 dataSodium sesquisulfate and other sodium sulfate compounds that fall outside the disodium sulfate definition are consolidated under a single US tariff line (2833190000). Germany leads US supply of these specialty sodium sulfate forms, with Turkey and Spain also notable sources — a supplier profile that reflects European chemical production of niche inorganic salts. These compounds appear in specialty detergent formulations, analytical chemistry, and certain pharmaceutical excipient applications.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
23 import shipments a month
Heading 283319 covers sodium sulfate compounds other than disodium sulfate (Na₂SO₄), such as sodium sesquisulfate (Na₃H(SO₄)₂) and similar mixed or complex sodium sulfate salts. If a product's chemical formula or CAS number does not correspond to standard disodium sulfate, it likely belongs here, and importers should confirm classification with a licensed customs broker.
Importers sourcing from China should verify whether any Section 301 tariff actions apply to their specific product under this heading, as inorganic chemicals from China have been subject to Section 301 measures. The applicable list and product scope should be confirmed with a licensed customs broker or trade attorney before entry.
ImportsExports
Imports
$355KYoY · free account
Exports
—YoY · free account
12-mo low · imports
Low · free accountOver the twelve months to September 2026, the U.S. imported $6.2M of Sodium Sulfates (Other Than Disodium Sulfate).
Fewer than 6 of the last 12 months reported trade, or the latest month was under $500K; the trend chart is not shown for thin series.
Through September 2026 · exports 11 of 12 months reported. Source: U.S. Census Bureau.
Subheading 10 of 10 in heading 2833
Subheading 283319 · $355K of $38.3M
Trade Directory
List your company under HS 283319 — Sodium Sulfates (Other Than Disodium Sulfate), so the companies trading it can find you. Be the first supplier listed.
HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Imports for consumption | Average duty rate | Dutiable Share | Duty Collected |
|---|---|---|---|---|---|
| 2833190000 | Sodium Sulfates, Except Disodium Sulfates, NESOI | $429K | 6.32% | 43.37% | $27K |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 2833190000 | Sodium Sulfates, Except Disodium Sulfates, NESOI | $1.8M |
Import lines come from the U.S. Harmonized Tariff Schedule and export lines from Schedule B. The two are numbered by different agencies, so the same 10-digit code can appear in both tables describing a different product.
Imports · September 2026
origin
Turkey and Spain together supply 75% of it. China pays 37.5% duty; Spain 5.7%.
customs district
destination
entry
rate provision · imports
13.7% enters free of duty; duty collected equals 16.68% of imports for consumption.