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HSChapter 47
U.S. imports of semibleached & bleached coniferous chemical woodpulp (sulfite) (HS 470421) totaled $27.6M in April 2026, traded with 3 countries.
Semibleached & Bleached Coniferous Chemical Woodpulp (Sulfite) imports of $27.6M in April 2026 ran 16% above the year-to-date monthly average of $23.8M.
Last updated: April 2026 dataBleached and semibleached coniferous sulfite pulp delivers long softwood fibers processed through acid-based sulfite chemistry, prized in specialty printing papers, cigarette paper, and certain technical grades where sulfite's distinctive fiber flexibility is preferred over kraft. The single US tariff line 4704210000 covers both semibleached and fully bleached coniferous variants, so importers must rely on mill specifications to document brightness and bleaching stage for commercial and quality purposes even though the HTS does not subdivide them further. Canada is the leading supplier to the US market, with Norway and France also among the top sources.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
The level of tariff schedule detail reflects trade volume and policy priorities at the time the schedule was structured. Because coniferous sulfite pulp is a lower-volume specialty product compared to kraft pulp, CBP consolidated semibleached and bleached variants under a single line (4704210000). Importers should still document the bleaching stage in commercial invoices for quality and end-use verification.
Canada's proximity, established softwood fiber base, and long-standing sulfite mill infrastructure — particularly in British Columbia and Quebec — give it a logistics and cost advantage for US buyers. Trade under USMCA also provides a favorable duty framework for Canadian-origin pulp.
| Country | Imports | Exports | Balance |
|---|---|---|---|
| CANADA | $27.6M | $22K | -$27.6M |
| UNITED KINGDOM | -- | $83K | +$83K |
| BRAZIL | -- | $32K | +$32K |
| GERMANY | -- | $29K | +$29K |
| JAPAN | -- | $4K | +$4K |
Monthly import values over time
HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Import Value | Effective Tariff % |
|---|---|---|---|
| 4704210000 | CHEM WDPULP SULFITE EX DSSLVNG GR CONIF SEMI/BLECH | $27.6M | -- |
CHEM WDPULP SULFITE EX DSSLVNG GR CONIF SEMI/BLECH
HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 4704210000 | CHEM WDPULP SULFITE EX DSSLVNG GR CONIF SEMI/BLECH | $173K |
CHEM WDPULP SULFITE EX DSSLVNG GR CONIF SEMI/BLECH
234 ctn
CHEMICAL WOODPULP, SODA ETC. N DIS S BL & BL CONIF
HS 470321
CHEM WOODPULP, SODA ETC, N DIS S BL & BL NONCONIF
HS 470329
CHEMICAL WOODPULP, DISSOLVING GRADES
HS 470200
CHEM WDPULP SULFATE EX DISSLVNG GR CONIF, UNBLEACH
HS 470311
SEMICHEMICAL WOODPULP
HS 470500
WASTE, SCRAP UNBLEACH KRAFT, CORRUGATD PAPER/PPRBD
HS 470710
Supplier Network
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| State | Imports | Exports | Balance |
|---|---|---|---|
| Maine | $13.6M | -- | -$13.6M |
| Wisconsin | $4.5M | -- | -$4.5M |
| South Carolina | $3.1M | -- | -$3.1M |
| Port | Imports | Exports | Balance |
|---|---|---|---|
| MADAWASKA, ME | $12.8M | -- | -$12.8M |
| PORT HURON, MI | $5.8M | $3K | -$5.8M |
| TROUT RIVER, NY | $4.0M | -- | -$4.0M |