HSChapter 35
U.S. imports of dextrins and other modified starches (HS 350510) totaled $35.7M in July 2026, traded with 36 countries.
Importers of Dextrins and Other Modified Starches paid $3.5M in duties in July 2026 — an effective duty rate of 12% on $30.3M in dutiable value, based on actual customs collections rather than the published tariff schedule.
Last updated: July 2026 dataModified starches and dextrins are critical functional ingredients in food processing, papermaking, textile sizing, and adhesive manufacturing, and the US tariff schedule segments them by starch source: potato-derived dextrins (3505100015), corn (maize)-derived modified starches (3505100040), potato-derived modified starches (3505100045), and residual categories for other dextrins and modified starches. Australia leads US imports under this heading, followed by China and Thailand. Because food-grade modified starches are subject to FDA review, importers should ensure that foreign manufacturers are registered and that product specifications align with intended end-use labeling.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
666 shipments/mo
The US HTS distinguishes modified starches by botanical origin — corn (maize) and potato each have dedicated lines (3505100040 and 3505100045 respectively), while other sources fall into the NESOI line (3505100092). Misclassifying by source can result in incorrect duty assessment, so importers should obtain a certificate of origin or technical specification confirming the raw starch feedstock.
Demand comes from several converging industries: food manufacturers use modified starches as thickeners and stabilizers; paper and board producers rely on them for surface sizing; and adhesive formulators use dextrins as binders. This multi-sector demand means import volumes can be influenced by conditions in any of these industries simultaneously.
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Subheading 1 of 2 in heading 3505
Subheading 350510 · $35.7M of $36.0M
ImportsExports
Imports
$35.7MYoY · Pro
Exports
$42.2MYoY · Pro
12-mo low · imports
YoY · ProThrough July 2026. Source: U.S. Census Bureau.
HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % | Dutiable Share | Duty Collected |
|---|---|---|---|---|---|
| 3505100092 | Modified Starches, NESOI | $17.3M | 8.38% | 78.27% | $1.4M |
| 3505100020 | Dextrins, NESOI | $10.9M | 13.52% | 95.69% | $1.5M |
| 3505100045 | Modified Starches, Derived From Potato Starch | $3.9M | 8.50% | 97.63% | $335K |
| 3505100040 | Modified Starches Derived From Corn (Maize) Starch | $2.5M | 6.65% | 57.44% | $169K |
| 3505100015 | Dextrins, Derived From Potato Starch | $1.1M | 10.38% | 100.00% | $111K |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
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 · July 2026
origin
Australia and China together supply 47% of it.
customs district
destination
entry
rate provision · imports
14.8% enters free of duty; the effective duty rate is 9.90%.