Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2933.19.08.00Tariff line
Classification path
Heterocyclic compounds with nitrogen hetero-atom(s) only
2933
Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure
Other
Aromatic or modified aromatic
3-(5-Amino-3-methyl-1H-pyrazol-1-yl)- benzenesulfonic acid; Amino-J-pyrazolone; 3-Amino-1-(2,4,6-trichlorophenyl)-5- pyrazolone; 3-Carboxy-1,4-sulfophenylpyrazol-5-one; 4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1- yl)benzenesulfonic acid; 1-(m-Chlorophenyl)-3-methyl-2-pyrazolin- 5-one;p-Chloropyrazolone; 1-(2',5'-Dichlorophenyl)-3-methyl-2- pyrazolin-5-one; 1-(o-Ethylphenyl)-3-methyl-2-pyrazolin- 5-one; 5-Imino-3-methyl-1-phenylpyrazole; 5-Imino-3-methyl-1-(m-sulfophenyl)- pyrazole; 2,4-Methylcarboxypyrazolic acid; Methylphenylpyrazolone; and Sulfinpyrazone
2933.19.08.00
Rates of duty
General rate (Column 1)5.8%
SpecialFree (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, L, MA, OM, P, PA, PE, S, SG)
Column 215.4¢/kg + 39.5%
Unitkg
Free (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, L, MA, OM, P, PA, PE, S, SG)
Printed page 1543
Measure flags
for origin CN, entry date 2026-10-25 · base rate 5.8%
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301 List 3 (9903.88.03)9903.88.03Applies+25%8-digit subheading 2933.19.08 is on L3
- PGAEPA EP7
Confirmed total 43.3% · max 43.3%Full duty breakdown →