Section VI — Products of the chemical or allied industries
Chapter 29 — Organic chemicals
Heading 2933 — Heterocyclic compounds with nitrogen heteroatom(s) only.
National subdivision 2933.5 — Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure:
Subheading 2933.59 — Other
HS code
2933.59.90 Other
Last Verified Date - 1 October 2026
Common commodities
Piperazine base powderCrystalline form of CytosineUracil tablets for laboratory useTheobromine crystals for pharmaceutical productionTheophylline capsules in blister packsPyrimidine derivative powder for research purposesPharmaceutical grade Uracil granulesChemical compound of Theobromine for industrial synthesisPiperazine salt used in drug manufacturingLaboratory quality Cytosine crystals