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Final Determination in the Antidumping Duty Investigations of Superabsorbent Polymers from South Korea

Final Determination in the Antidumping Duty Investigation of Superabsorbent Polymers from South Korea

On October 21, 2022, the Department of Commerce (Commerce) announced its affirmative final determination in the antidumping duty (AD) investigation of certain superabsorbent polymers (SAP) from South Korea.

Country Exporter/Producer Dumping Rate
South Korea LG Chem, LTD 17.64%
All Others 17.64%
Event AD Investigation
Petitions Filed November 2, 2021
DOC Initiation Date November 22, 2021
ITC Preliminary Determinations December 17, 2021
DOC Preliminary Determinations May 31, 2022
DOC Final Determinations October 20, 2021
ITC Final Determinations December 5, 2022
Issuance of Orders [1] December 12, 2022

[1] This will take place only in the event of affirmative final determinations from Commerce and the International Trade Commission (ITC).
Note: Commerce preliminary and final determination deadlines are governed by statute. For AD investigations, the deadlines are set forth in section 733(b) and 735(a)(1) of the Tariff Act of 1930, as amended (the Act).

Country Volume/Value 2019 2020 2021
South Korea Volume (KG) 31,158,778 62,470,207 71,546,132
Value (USD) $47,988,531 $76,429,232 $108,121,681

Source: U.S. Census Bureau, accessed through Global Trade Atlas (Harmonized Tariff Schedule of the United States (HTSUS) subheading 3906.90.5000). Imports of certain superabsorbent polymers enter under an HTSUS subheading that covers subject and non-subject merchandise. Therefore, publicly available import data may not accurately reflect actual imports of the certain superabsorbent polymers covered by the proposed scope of the investigation.


The petitioner the Ad Hoc Coalition of American SAP Producers, whose members are BASF Corporation (Florham Park, NJ), Evonik Superabsorber LLC (Greensboro, NC), and Nippon Shokubai America Industries, Inc. (Pasadena, TX).

For general information and next steps, please refer to a list of FAQs for the final determination.

Additional case information including the scope of the investigations are on file electronically via Enforcement and Compliance’s Antidumping and Countervailing Duty Centralized Electronic Service System (ACCESS). Once you log in, please refer to case number: A-580-914.

Commerce currently maintains 660 AD and CVD orders which provide relief to American companies and industries impacted by unfair trade.