What is the US duty on copper succinate from China?
The USITC extract imported on 25 September 2026 does not use the words copper succinate, cupric succinate, cuprous succinate, or succinic acid. This page does not state a rate for those names.
Dimethyl acetyl succinate is one name on HTS 2918.30.70.00, next to three other esters. That line stores Free general and 25 percent other. This page does not call it copper succinate, and it does not copy those figures onto the missing name. Heading 2917 stores no rate. The anti-dumping file dated 16 May 2026 has no heading 2917 row. This file does not store a Section 301 percent for a name it does not list. This page is the United States file only. It does not state an Australian duty or a ChAFTA percent.
What the extract stores instead
Source: USITC Harmonized Tariff Schedule export, updated_at 2026-09-25T11:27:06.251Z, from hts.usitc.gov exportList chapters 28 to 39. The public schedule is at hts.usitc.gov. A search of the descriptions does not find copper succinate, cupric succinate, cuprous succinate, or succinic acid. Confirm the live schedule before you quote. Section 301 stays on the USTR Section 301 page.
| HTS | Description in the file | General rate | Additional duties |
|---|---|---|---|
| 2917 | Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives | blank | blank |
| 2917.19 | Other | blank | blank |
| 2918.30 | Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives | blank | blank |
| 2918.30.70.00 | Dimethyl acetyl succinate; Oxalacetic acid diethyl ester, sodium salt; 4,4,4-Trifluoro-3-oxobutanoic acid, ethyl ester; and 4,4,4-Trifluoro-3-oxobutanoic acid, methyl ester | Free | blank |
| 2918.30.90.00 | Other | 3.7% | blank |
| 2925.19.70.00 | N-Chlorosuccinimide; andN,N'-Ethylene bis (5,6-dibromo-2,3- norbornane dicarboximide) | Free | blank |
The other column is not shown. It does not apply to goods of China.
Heading 2917 stores no rate. HTS 2917.19 is described only as Other and stores no rate. The file names maleic acid and malonic acid under that heading. It does not name succinic acid or copper succinate. This page does not copy those named lines onto the missing name.
HTS 2918.30 stores no rate. HTS 2918.30.70.00 stores Free general and 25 percent other, unit kg. The special rate is blank. There is no footnote. The description names dimethyl acetyl succinate and three other esters. It does not name copper succinate. This page does not treat Free as a China total, and it does not copy 25 percent onto the missing name. Additional duties are blank.
HTS 2918.30.90.00 is described only as Other. The unit is kg. There is no footnote. The file writes the general rate as 3.7% followed by a space. The other rate is 25 percent. Its special-rate text is Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,L,MA,OM,P,PA,PE,S,SG). That text includes K, A*, and L. It does not name China. This page does not call the Other line copper succinate, and it does not copy 3.7 percent onto the missing name.
HTS 2925.19.70.00 stores Free general and 25 percent other, unit kg. The special rate is blank. There is no footnote. The file writes the description as N-Chlorosuccinimide; andN,N'-Ethylene bis (5,6-dibromo-2,3- norbornane dicarboximide). There is no space after and. That line is not copper succinate. This page does not copy Free or 25 percent onto the missing name. HTS 3004.90.92.48 is described as Containing succinylcholine or its salts and stores no rate. A blank is not Free and not zero.
Copper lactate is also absent. The answer is on US duty on copper lactate from China. This page does not treat that missing name as copper succinate.
The anti-dumping file, updated_at 2026-05-16T23:32:23.566Z, has no heading 2917 row and no heading 2925 row. Heading 2918 is stored on A-570-937 and C-570-938. The product text on both rows is Citric acid and certain citrate salts, not copper succinate. duty_rate_percent is null on both. The only copper product text in the file is seamless refined copper pipe and tube, A-570-964, heading 7411. That row also stores no cash-deposit percent, and it is not this name. A missing product is not a finding that no order exists. Check ACCESS before you treat the gap as a clearance.
A list of codes, three free and up to 50 on Pro, is on the China duty list. Subscribe for the longer list and the copyable report. A rate there is shown only when the file stores it.
Frequently asked
What is the US duty on copper succinate from China?
The USITC extract imported on 25 September 2026 does not use the words copper succinate, cupric succinate, cuprous succinate, or succinic acid. This page does not state a rate for those names. Dimethyl acetyl succinate is one of four chemicals on HTS 2918.30.70.00. That line stores Free and 25 percent. This page does not call it copper succinate. The anti-dumping file has no heading 2917 row. This page does not add a Section 301 percent.
Is dimethyl acetyl succinate the copper salt?
No. HTS 2918.30.70.00 names dimethyl acetyl succinate together with three other esters. It stores Free general and 25 percent other. The special rate is blank. HTS 2918.30 stores no rate. This page does not paste Free or 25 percent onto copper succinate, and it does not treat Free as a China total.
Does the other line under that heading fill the gap?
No. HTS 2918.30.90.00 is described only as Other. The file writes its general rate as 3.7 percent followed by a space, and the other rate as 25 percent. This page does not call that line copper succinate.
Is N-chlorosuccinimide or succinylcholine this product?
No. HTS 2925.19.70.00 names N-chlorosuccinimide and another imide. It stores Free and 25 percent. HTS 3004.90.92.48 names a medicament containing succinylcholine or its salts and stores no rate. A blank is not Free. The copper pipe case A-570-964 is heading 7411, not this name.
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