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6-Hexanelactam (ε-Caprolactam) (HS 293371)

6-Hexanelactam (ε-Caprolactam) (HS 293371) has 8,711 U.S. import bill-of-lading shipment records between Jun 2018 and Aug 2026. The largest U.S. importer of 6-Hexanelactam (ε-Caprolactam) is HARVEY IMPORT LLC, with 1,043 shipments, followed by SAMSUNG ELECTRONICS AMERICA INC and DONGJIN USA INC. The leading supplier is HAYCO DOMINICAN REPUBLIC, with 959 shipments, followed by SAMSUNG ELECTRONICS CO LTD and XYLEM EUROPE GMBH. Goods originate mainly from CHINA and DOMINICAN REPUBLIC, arriving primarily at LOS ANGELES, CA. 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 August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/293371-6-hexanelactam-caprolactam

See all 8,711 shipments of HS 293371 with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.

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Total shipments
8,711
First seen
Jun 2018
Last seen
Aug 2026
Origin countries
10

Shipments by month (last 24 months)

Sep 2024Aug 2026

Trade flow: top suppliers → U.S. importers

The strongest supplier-importer relationships for 6-Hexanelactam (ε-Caprolactam) (HS 293371), by shipment volume. Hover a ribbon for details; click a name to open its profile.

The largest relationship is HAYCO DOMINICAN REPUBLIC → HARVEY IMPORT LLC with 959 shipments, followed by SAMSUNG ELECTRONICS CO LTD → SAMSUNG ELECTRONICS AMERICA INC (502) and XYLEM EUROPE GMBH → XYLEM WATER SOLUTIONS USA INC (156).

Top U.S. importers

ImporterShipments
HARVEY IMPORT LLC1,043
SAMSUNG ELECTRONICS AMERICA INC503
DONGJIN USA INC174
XYLEM WATER SOLUTIONS USA INC156
SUPPLY CHAIN SOLUTIONS95
CSI IMPORT89
UNILEVER NORTH AMERICA SUPPLY CHAIN COMPANY LLC83
SK LUBRICANTS AMERICAS INC71
CELCHEM LLC69
AGCO NEW ZEALAND LIMITED67
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Top suppliers

SupplierShipments
HAYCO DOMINICAN REPUBLIC959
SAMSUNG ELECTRONICS CO LTD506
XYLEM EUROPE GMBH174
PT DONGJIN INDONESIA INTERCON PLAZA BLOK C141
PT LAUTAN OTSUKA CHEMICAL GRAHA INDRAMAS 5TH134
SK LUBRICANTS CO LTD119
UBE CORP95
METRO SUZHOU TECHNOLOGIES CO LTD92
AGCO INTERNATIONAL GMBH91
GELATO DITALIA S P A74
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Origin countries

CountryShipments
CHINA2,139
DOMINICAN REPUBLIC1,070
REPUBLIC OF KOREA922
ITALY476
INDONESIA357
BELGIUM326
GERMANY276
TAIWAN253
MEXICO249
VIET NAM228

Ports of unlading

U.S. portShipments
LOS ANGELES, CA1,381
NEW YORK/NEWARK AREA, NEWARK, NJ1,156
LONG BEACH, CA1,113
PORT EVERGLADES, FL1,029
HOUSTON, TX633
NORFOLK, VA514
SAVANNAH, GA463
TACOMA, WA411
CHARLESTON, SC337
BALTIMORE, MD254

Harmonized System classification

HS code 293371 — 6-Hexanelactam (ε-Caprolactam). 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.

More products under HS 2933

Other six-digit codes in HS 2933: Heterocyclic compounds with nitrogen hetero-atom(s) only, with their U.S. import volume.

Product (HS code)Shipments
Heterocyclic compounds with nitrogen hetero-atom(s) only, other (293399)24,778
Compounds containing an unfused triazine ring (whether or not hydrogenated) in the structure, melamine (293361)8,390
Lactams, other lactams (293379)8,179
Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure, other (293319)7,141
Compounds containing an unfused triazine ring (whether or not hydrogenated) in the structure, other (293369)6,714
Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure, other (293339)6,540
Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure, other (293359)3,473
Alprazolam (INN), camazepam (INN), chlordiazepoxide (INN), clonazepam (INN), clorazepate, delorazepam (INN), diazepam (INN), estazolam (INN), ethyl loflazepate (INN), fludiazepam (INN), flunitrazepam (INN), flurazepam (INN), halazepam (INN), lorazepam (INN), lormetazepam (INN), mazindol (INN), medazepam (INN), midazolam (INN), nimetazepam (INN), nitrazepam (INN), nordazepam (INN), oxazepam (INN), pinazepam (INN), prazepam (INN), pyrovalerone (INN), temazepam (INN), tetrazepam (INN) and triazolam (INN) (293391)2,713
Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused, other (293349)1,796
Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure, other (293329)518

Frequently asked questions about importing 6-Hexanelactam (ε-Caprolactam)

Who imports 6-Hexanelactam (ε-Caprolactam) (HS 293371)?

Based on U.S. Customs bill-of-lading records, the top U.S. importers of 6-Hexanelactam (ε-Caprolactam) include HARVEY IMPORT LLC, SAMSUNG ELECTRONICS AMERICA INC, DONGJIN USA INC, XYLEM WATER SOLUTIONS USA INC, and SUPPLY CHAIN SOLUTIONS.

Who is the largest U.S. importer of 6-Hexanelactam (ε-Caprolactam)?

HARVEY IMPORT LLC is the largest U.S. importer of 6-Hexanelactam (ε-Caprolactam) (HS 293371), with 1,043 bill-of-lading shipment records.

Who are the top suppliers of 6-Hexanelactam (ε-Caprolactam)?

Leading suppliers shipping 6-Hexanelactam (ε-Caprolactam) (HS 293371) to the U.S. include HAYCO DOMINICAN REPUBLIC, SAMSUNG ELECTRONICS CO LTD, XYLEM EUROPE GMBH, PT DONGJIN INDONESIA INTERCON PLAZA BLOK C, and PT LAUTAN OTSUKA CHEMICAL GRAHA INDRAMAS 5TH.

How many U.S. shipments of 6-Hexanelactam (ε-Caprolactam) are there?

ImportDoor has 8,711 U.S. import shipment records under HS code 293371, spanning Jun 2018 to Aug 2026.

Where is 6-Hexanelactam (ε-Caprolactam) imported from?

6-Hexanelactam (ε-Caprolactam) is imported into the U.S. primarily from CHINA, DOMINICAN REPUBLIC, and REPUBLIC OF KOREA.

Find 6-Hexanelactam (ε-Caprolactam) importers & suppliers

Get the complete list of U.S. importers and global suppliers for HS 293371, with contact details and container-level shipment records on ImportDoor.

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HS Code 293371: 6-Hexanelactam | US Importers & Suppliers