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HTS Code · Heading 2934 · Organic Chemicals

2934.99.05.00

5-Amino-3-phenyl-1,2,4-thiadiazole (3-Phenyl-5-amino-1,2,4-thiadiazole); 2-Hydroxybenzoxazole (Benzoxazolone); 4-Phenylmorpholine; 1,9-Thianthrenedicarboxylic acid; and Thioxanthene-9-one (Thioxanthone)

Estimated Total Duty

40.8% from China

5.8% MFN base + 25% 301 + 10% S122. Stacked per the centralized 2026 program snapshot.

Tariff Details
HS Code
2934.99.05.00
Description
5-Amino-3-phenyl-1,2,4-thiadiazole (3-Phenyl-5-amino-1,2,4-thiadiazole); 2-Hydroxybenzoxazole (Benzoxazolone); 4-Phenylmorpholine; 1,9-Thianthrenedicarboxylic acid; and Thioxanthene-9-one (Thioxanthone)
General Duty Rate
5.8%
Unit of Quantity
kg
Section
Section 6
Last Updated
April 9, 2026
Tariff by Country of Origin
OriginMFN BaseStacked ProgramsEst. Total
China5.8%
301 +25%S122 +10%
40.8%
Mexico (USMCA)5.8%None5.8%
Canada (USMCA)5.8%None5.8%
Vietnam5.8%
S122 +10%
15.8%
Germany (EU)5.8%
S122 +10%
15.8%
India5.8%
S122 +10%
15.8%
South Korea5.8%
S122 +10%
15.8%
Totals are estimates. USMCA origins assume the good qualifies under rule-of-origin. Final landed cost depends on MPF, HMF, and any exclusions \u2014 run the full calculator.
All Additional Tariff Rates on This Code
Section 301 (China)
+25%
Section 122 Surcharge
+10%
Hts Special
+Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)

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