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HSChapter 29
U.S. imports of 1-cyanoguanidine (dicyandiamide) (HS 292620) totaled $1.7M in April 2026, traded with 4 countries.
Importers of 1-Cyanoguanidine (Dicyandiamide) paid $516K in duties in April 2026 — an effective duty rate of 30% on $1.7M in dutiable value, based on actual customs collections rather than the published tariff schedule. 1-Cyanoguanidine (Dicyandiamide) imports of $1.7M in April 2026 ran 41% above the year-to-date monthly average of $1.2M.
Last updated: April 2026 dataDicyandiamide — widely known in trade as DICY — functions as a slow-release nitrogen fertilizer additive, epoxy resin hardener, and pharmaceutical intermediate, giving it a broad multi-sector commercial footprint. China dominates global supply of this compound, with Germany and the United Kingdom also serving as notable sources for higher-purity pharmaceutical and electronic grades. All US imports enter under a single tariff line, 2926200000. Buyers sourcing from China should monitor Section 301 tariff exposure, which applies to this heading.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
Yes. Imports of dicyandiamide (2926200000) originating in China are subject to Section 301 tariffs. Importers should confirm the current applicable list and rate with a licensed customs broker, as Section 301 coverage and exclusion status can change.
Technical-grade DICY used in fertilizer nitrification inhibitors typically requires lower purity than electronic or pharmaceutical grades. Higher-purity material for epoxy hardener or drug-intermediate applications is more commonly sourced from European suppliers such as Germany or the United Kingdom, where quality-management certifications align with downstream customer requirements.
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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 |
|---|---|---|---|---|
| 2926200000 | 1-CYANOGUANIDINE (DICYANDIAMIDE) | $1.7M | 29.51% | $516K |
1-CYANOGUANIDINE (DICYANDIAMIDE)
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 2926200000 | 1-CYANOGUANIDINE (DICYANDIAMIDE) | $199K |
1-CYANOGUANIDINE (DICYANDIAMIDE)
28.6K kg
NUCLEIC ACIDS & SALTS; OTHER HETEROCYCLIC CMP, NES
HS 293499
HETEROCYCLIC COMP W NITROGEN HETERO-ATM ONLY NESOI
HS 293399
POLYPEPTIDE PROTEIN& GLYCOPROTEIN HORMONES &DERIV
HS 293719
CMPDS CONT AN UNFUSED PYRIDINE RING ETC NESOI
HS 293339
COMP WITH PYRIMIDINE OR PIPERAZINE RING, NESOI
HS 293359
ANTIBIOTICS, NESOI
HS 294190
| State | Imports | Exports | Balance |
|---|---|---|---|
| California | $614K | -- | -$614K |
| Minnesota | $391K | -- | -$391K |
| New Jersey | $277K | $46K | -$231K |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| NEWARK, NJ | $553K | $5K | -$547K |
| HOUSTON, TX | $522K | -- | -$522K |
| TACOMA, WA | $421K | -- | -$421K |