2903 42 10 00

Code

2903 42 10 00

Type

10-digit tariff line

Duty rate

3.7%

Unit

kg

Classification rulings (U.S. Customs, CROSS)

• N358617 · 2026-03-06 — The tariff classification of Difluoromethane (CAS No. 75-10-5) and Carbonyl Sulfide (CAS No. 463-58-1) from Japan

  The first product, difluoromethane is also known as HFC-32. Based on the provided Safety Data Sheet (SDS), it is 99.9 percent pure. You indicate that it will be imported in gas cylinders and will be used in semiconductor applications. The second product is carbonyl sulfide (COS). Based on the provided SDS, it is 100 percent pure. You indicate that it will be imported in gas cylinders and will be used in semiconductor applications. The applicable subheading for Difluoromethane, CAS No. 75-10-5, will be 2903.42.1000, Harmonized Tariff Schedule of the United States (HTSUS), which provides for…

• 29031100 — Saturated chlorinated derivatives of acyclic hydrocarbons: — Chloromethane (Methyl chloride) and chloroethane (Ethyl chloride)
• 2903 12 00 00 — Saturated chlorinated derivatives of acyclic hydrocarbons: — Dichloromethane (Methylene chloride)
• 2903 13 00 00 — Saturated chlorinated derivatives of acyclic hydrocarbons: — Chloroform (Trichloromethane)
• 2903 14 00 00 — Saturated chlorinated derivatives of acyclic hydrocarbons: — Carbon tetrachloride
• 2903 15 00 00 — Saturated chlorinated derivatives of acyclic hydrocarbons: — Ethylene dichloride (ISO) (1,2-dichloroethane)
• 290319 — Saturated chlorinated derivatives of acyclic hydrocarbons: — Other:
• 2903 21 00 00 — Unsaturated chlorinated derivatives of acyclic hydrocarbons: — Vinyl chloride (Chloroethylene)
• 2903 22 00 00 — Unsaturated chlorinated derivatives of acyclic hydrocarbons: — Trichloroethylene
• 2903 23 00 00 — Unsaturated chlorinated derivatives of acyclic hydrocarbons: — Tetrachloroethylene (Perchloroethylene)
• 2903 29 00 00 — Unsaturated chlorinated derivatives of acyclic hydrocarbons: — Other
• 2903 41 10 00 — Saturated fluorinated derivatives of acyclic hydrocarbons: — Trifluoromethane (HFC-23)
• 2903 43 10 00 — Saturated fluorinated derivatives of acyclic hydrocarbons: — Fluoromethane (HFC-41), 1,2-difluoroethane (HFC-152) and 1,1-difluoroethane (HFC-152a)
• 29034410 — Saturated fluorinated derivatives of acyclic hydrocarbons: — Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143)
• 2903 45 10 00 — Saturated fluorinated derivatives of acyclic hydrocarbons: — 1,1,1,2-Tetrafluoroethane (HFC-134a) and 1,1,2,2-tetrafluoroethane (HFC-134)
• 2903 46 10 00 — Saturated fluorinated derivatives of acyclic hydrocarbons: — 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea),1,1,1,2,2,3-hexafluoropropane…
• 2903 47 10 00 — Saturated fluorinated derivatives of acyclic hydrocarbons: — 1,1,1,3,3-Pentafluoropropane (HFC-245fa) and 1,1,2,2,3-pentafluoropropane (HFC-245ca)
• 2903 48 00 00 — Saturated fluorinated derivatives of acyclic hydrocarbons: — 1,1,1,3,3-Pentafluorobutane (HFC-365mfc) and 1,1,1,2,2,3,4,5,5,5-decafluoropentane (HFC-4310mee)
• 2903 49 00 00 — Saturated fluorinated derivatives of acyclic hydrocarbons: — Other
• 2903 51 10 00 — Unsaturated fluorinated derivatives of acyclic hydrocarbons: — 2,3,3,3-Tetrafluoropropene (HFO-1234yf),1,3,3,3-tetrafluoropropene (HFO-1234ze) and…
• 290359 — Unsaturated fluorinated derivatives of acyclic hydrocarbons: — Other:
• 2903 61 00 00 — Brominated or iodinated derivatives of acyclic hydrocarbons: — Methyl bromide (bromomethane)
• 2903 62 10 00 — Brominated or iodinated derivatives of acyclic hydrocarbons: — Ethylene dibromide (ISO) (1,2-dibromoethane)
• 290369 — Brominated or iodinated derivatives of acyclic hydrocarbons: — Other:
• 2903 71 01 00 — Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: — Chlorodifluoromethane (HCFC-22)
• 2903 72 01 00 — Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: — Dichlorotrifluoroethanes (HCFC-123)
• 2903 73 01 00 — Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: — Dichlorofluoroethanes (HCFC-141, 141b)
• 2903 74 01 00 — Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: — Chlorodifluoroethanes (HCFC-142, 142b)
• 2903 75 01 00 — Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: — Dichloropentafluoropropanes (HCFC-225, 225ca, 225cb)
• 2903 76 01 00 — Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: — Bromochlorodifluoromethane (Halon-1211), bromotrifluoromethane…
• 29037700 — Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: — Other, perhalogenated only with fluorine and chlorine
• 2903 78 00 00 — Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: — Other perhalogenated derivatives

• 2903 — ТН ВЭД ЕАЭС: Галогенированные производные углеводородов
• 290342 — EU CN/TARIC: Saturated fluorinated derivatives of acyclic hydrocarbons — Difluoromethane (HFC-32)

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