Terephthalic acid and its salts (HS 291736)
Terephthalic acid and its salts (HS 291736) has 3,974 U.S. import bill-of-lading shipment records between Jan 2020 and Jul 2026. The largest U.S. importer of Terephthalic acid and its salts is DAK AMERICAS MISSISSIPPI INC, with 380 shipments, followed by POSCO INTERNATIONAL AMERICA CORP and PLASTIPAK ITALIA PREFORME S R L. The leading supplier is AKRA POLYESTER S A DE C V, with 2,343 shipments, followed by POSCO INTERNATIONAL CORP and TEREFTALATOS MEXICANOS S A DE C V. Goods originate mainly from MEXICO and REPUBLIC OF KOREA, arriving primarily at HOUSTON, TX. Import volume has declined over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026
Shipments over time (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Terephthalic acid and its salts (HS 291736), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is POSCO INTERNATIONAL CORP → POSCO INTERNATIONAL AMERICA CORP with 357 shipments, followed by AKRA POLYESTER S A DE C V → PLASTIPAK ITALIA PREFORME S R L (322) and AKRA POLYESTER S A DE C V → DAK AMERICAS MISSISSIPPI INC (215).
Top U.S. importers
| Importer | Shipments |
|---|---|
| DAK AMERICAS MISSISSIPPI INC | 380 |
| POSCO INTERNATIONAL AMERICA CORP | 371 |
| PLASTIPAK ITALIA PREFORME S R L | 339 |
| NAN YA PLASTICS CORP | 265 |
| INDORAMA VENTURES POLIMEROS S A | 238 |
Top suppliers
| Supplier | Shipments |
|---|---|
| AKRA POLYESTER S A DE C V | 2,343 |
| POSCO INTERNATIONAL CORP | 442 |
| TEREFTALATOS MEXICANOS S A DE C V | 383 |
| TEREFTALATOS MEXICANOS SA DE C V | 183 |
| TEREFTALATOS MEXICANOS SA DE CV | 162 |
Origin countries
| Country | Shipments |
|---|---|
| MEXICO | 3,199 |
| REPUBLIC OF KOREA | 608 |
| KOREA, DEMOCRATIC PEOPLES REPUBLIC OF | 76 |
| PANAMA | 22 |
| CHINA | 20 |
| TAIWAN | 19 |
| DOMINICAN REPUBLIC | 6 |
| EGYPT | 5 |
| BELGIUM | 3 |
| COLUMBIA | 3 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| HOUSTON, TX | 2,379 |
| CHARLESTON, SC | 688 |
| NEW ORLEANS, LA | 496 |
| MOBILE, AL | 220 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 47 |
| LOS ANGELES, CA | 36 |
| SAN JUAN, PUERTO RICO | 23 |
| LONG BEACH, CA | 16 |
| MIAMI, FL | 15 |
| NORFOLK, VA | 12 |
Harmonized System classification
HS code 291736 — Terephthalic acid and its salts. The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Not sure this is the right code? Search all 5,700+ subheadings with the free HS code lookup, or see which product categories are growing in our quarterly State of U.S. Imports reports.
Frequently asked questions about importing Terephthalic acid and its salts
Who imports Terephthalic acid and its salts (HS 291736)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Terephthalic acid and its salts include DAK AMERICAS MISSISSIPPI INC, POSCO INTERNATIONAL AMERICA CORP, PLASTIPAK ITALIA PREFORME S R L, NAN YA PLASTICS CORP, and INDORAMA VENTURES POLIMEROS S A.
Who is the largest U.S. importer of Terephthalic acid and its salts?
DAK AMERICAS MISSISSIPPI INC is the largest U.S. importer of Terephthalic acid and its salts (HS 291736), with 380 bill-of-lading shipment records.
Who are the top suppliers of Terephthalic acid and its salts?
Leading suppliers shipping Terephthalic acid and its salts (HS 291736) to the U.S. include AKRA POLYESTER S A DE C V, POSCO INTERNATIONAL CORP, TEREFTALATOS MEXICANOS S A DE C V, TEREFTALATOS MEXICANOS SA DE C V, and TEREFTALATOS MEXICANOS SA DE CV.
How many U.S. shipments of Terephthalic acid and its salts are there?
ImportDoor has 3,974 U.S. import shipment records under HS code 291736, spanning Jan 2020 to Jul 2026.
Where is Terephthalic acid and its salts imported from?
Terephthalic acid and its salts is imported into the U.S. primarily from MEXICO, REPUBLIC OF KOREA, and KOREA, DEMOCRATIC PEOPLES REPUBLIC OF.
Find Terephthalic acid and its salts importers & suppliers
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