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HSChapter 38
U.S. exports of compound plasticizers for rubber or plastics (HS 381220) totaled $7.9M in July 2026.
Importers of Compound Plasticizers for Rubber or Plastics paid $480K in duties in July 2026 — an effective duty rate of 15% on $3.2M in dutiable value, based on actual customs collections rather than the published tariff schedule. Compound Plasticizers for Rubber or Plastics imports of $5.1M in July 2026 ran 15% below the year-to-date monthly average of $6.0M.
Last updated: July 2026 dataCompound plasticizers — multi-component blends of phthalates, adipates, trimellitates, or polymeric plasticizers formulated to impart flexibility and processability to rubber and plastic compounds — are classified under this heading, with the US schedule separating aromatic-containing formulations (3812201000) from other types (3812205000). Canada leads US import supply, followed by Germany and Thailand, reflecting both USMCA-integrated North American compounding operations and European specialty chemical expertise. Importers of phthalate-based plasticizers should be aware of CPSC restrictions on certain phthalates in children's articles, which can affect admissibility of finished goods but generally do not restrict the import of the plasticizer chemical itself.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
79 shipments/mo
Yes, 3812201000 and 3812205000 may carry different normal trade relations (NTR) duty rates, and Section 301 exposure for Chinese-origin goods can also differ by line. Importers should confirm the correct subheading based on the plasticizer's chemical composition — specifically whether the formulation contains aromatic or modified aromatic structures — and verify current duty treatment with a licensed customs broker.
A detailed technical data sheet or certificate of composition from the manufacturer identifying each component and its weight percentage is the foundation for classification. For blends where the aromatic content is near a threshold, a laboratory analysis confirming the presence or absence of aromatic ring structures may be necessary to defend the chosen subheading in a CBP audit.
Subheading 2 of 4 in heading 3812
Subheading 381220 · $5.1M of $48.6M
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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 |
|---|---|---|---|---|---|
| 3812205000 | Compound Plasticizers for Rubber or Plastics,NESOI | $3.2M | 6.80% | 43.84% | $220K |
| 3812201000 | Compound Plasticizers,Rubber Cont Aromat/Modif Etc | $1.8M | 14.31% | 99.14% | $260K |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 3812200000 | Compound Plasticizers for Rubber or Plastics | $7.9M |
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.
ImportsExports
Imports
$5.1MYoY · Pro
Exports
$7.9MYoY · Pro
12-mo low · imports
YoY · ProThrough July 2026. Source: U.S. Census Bureau.
Exports · July 2026
destination
Belgium and Mexico together take 62% of it.
customs district
origin
entry
rate provision · imports
34.2% enters free of duty; the effective duty rate is 9.49%.