2931 59 00 80

Code

2931 59 00 80

Type

10-digit tariff line

Duty rate

3.7% (set at subheading 29315900)

Unit

kg

Classification rulings (U.S. Customs, CROSS)

• N358626 · 2026-03-09 — The tariff classification of Clodronic Acid Disoduim Salt Tetrahydrate (CAS No. 88416-50-6) in bulk powder form, from Italy

  Clodronic Acid Disoduim Salt Tetrahydrate is also known as Clodronate Disodium, a first-generation (non-nitrogenous) bisphosphonate. It is indicated for the treatment of hypercalcemia associated with malignancies, osteoporosis and Paget’s disease. The applicable subheading for the Clodronic Acid Disoduim Salt Tetrahydrate in bulk form will be 2931.59.0080, Harmonized Tariff Schedule of the United States (HTSUS), which provides for “Other organo-inorganic compounds: Halogenated organo-phosphorous derivatives: Other: Other.” Pursuant to GN 13, HTSUS, the rate of duty will be free. The duties…

• 2931 59 00 10 — O-Alkyl (≤ C10, including cycloalkyl) alkyl (methyl, ethyl,n- propyl or isopropyl) phosphonofluoridates
• 2931 59 00 15 — Alkyl (methyl, ethyl, n-propyl or isopropyl) phosphonyl difluorides
• 2931 59 00 20 — O-Isopropyl methylphosphonochloridate
• 2931 59 00 25 — O-Pinacolyl methylphosphonochloridate
• 2931 59 00 30 — P-Alkyl (≤ C10, incl. cycloalkyl) N-(1-(dialkyl (≤ C10, incl. cycloalkyl) amino))alkylidene (H or ≤C10, incl. cycloalkyl) phosphonamidic fluorides and…
• 2931 59 00 35 — Methyl- bis(diethylamino)methylene)phosphonamidofluoridate
• 2931 59 00 60 — Containing a phosphorus atom to which one methyl, ethyl, n-propyl or isopropyl group is bonded but no further carbon atoms

• 293159 — ТН ВЭД ЕАЭС: прочие:
• 293159 — EU CN/TARIC: Halogenated organo-phosphorous derivatives — Other

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