2903512,3,3,3-Tetrafluoropropene (HFO-1234yf), 1,3,3,3-tetrafluoropropene (HFO-1234ze) and (Z)-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzz):

2,3,3,3－テトラフルオロプロペン（HFO－1234yf）、1,3,3,3－テトラフルオロプロペン（HFO－1234ze）及び（Z）－1,1,1,4,4,4－ヘキサフルオロ－2－ブテン（HFO－1336mzz）

HS code 290351 is a Subheading (6-digit) classification number. In Japan's trade statistics (published by Ministry of Finance), it represents import/export items classified as “2,3,3,3-Tetrafluoropropene (HFO-1234yf), 1,3,3,3-tetrafluoropropene (HFO-1234ze) and (Z)-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzz):”.

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Latest trade statistics

In May 2026, Japan's imports under HS code 290351 (2,3,3,3-Tetrafluoropropene (HFO-1234yf), 1,3,3,3-tetrafluoropropene (HFO-1234ze) and (Z)-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzz):) totaled ¥898M (YoY -15.3%), with a volume of 241,027 KG at about ¥3,724/KG. The top import sources are People's Republic of China (89.6%), United States of America (8.4%), Republic of Korea (2.0%). Exports totaled ¥634M (YoY +365.2%), with a volume of 131,218 KG at about ¥4,829/KG. The top export destinations are People's Republic of China (69.6%), Singapore (22.6%), Republic of Korea (7.5%).

Export (May 2026)

¥634M

YoY: +365.2%

Qty: 131,218 KG

Unit price: ¥4,829/KG

Import (May 2026)

¥898M

YoY: -15.3%

Qty: 241,027 KG

Unit price: ¥3,724/KG

Top export destinations (2025)

#	Country	Value	Share	Qty	Unit price
1	People's Republic of China	¥573M	69.6%	194,400 KG	¥2,949/KG
2	Singapore	¥186M	22.6%	2,400 KG	¥77,535/KG
3	Republic of Korea	¥62M	7.5%	600 KG	¥103,362/KG
4	United States of America	¥2M	0.2%	40 KG	¥41,275/KG
5	Israel	¥308,000	0.0%	7 KG	¥44,000/KG

Top import sources (2025)

#	Country	Value	Share	Qty	Unit price
1	People's Republic of China	¥9B	89.6%	2,726,814 KG	¥3,454/KG
2	United States of America	¥879M	8.4%	405,261 KG	¥2,169/KG
3	Republic of Korea	¥213M	2.0%	25,854 KG	¥8,225/KG

Related codes

Other codes in the same classification group

290311Chloromethane (methyl chloride) and chloroethane (ethyl chloride)290312Dichloromethane (methylene chloride)290313Chloroform (trichloromethane)290314Carbon tetrachloride 290315Ethylene dichloride (ISO) (1,2-dichloroethane)290319Other:290321Vinyl chloride (chloroethylene)290322Trichloroethylene 290323Tetrachloroethylene (perchloroethylene)290329Other 290341Trifluoromethane (HFC-23)290342Difluoromethane (HFC-32)290343Fluoromethane (HFC-41), 1,2-difluoroethane (HFC-152) and 1,1-difluoroethane (HFC-152a):290344Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143):2903451,1,1,2-Tetrafluoroethane (HFC-134a) and 1,1,2,2-tetrafluoroethane (HFC-134):2903461,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa):2903471,1,1,3,3-Pentafluoropropane (HFC-245fa) and 1,1,2,2,3-pentafluoropropane (HFC-245ca):2903481,1,1,3,3-Pentafluorobutane (HFC-365mfc) and 1,1,1,2,2,3,4,5,5,5-decafluoropentane (HFC-43-10mee):290349Other: Ⓘ 290359Other 290361Methyl bromide (bromomethane)290362Ethylene dibromide (ISO) (1,2-dibromoethane)290369Other:290371Chlorodifluoromethane (HCFC-22)290372Dichlorotrifluoroethanes (HCFC-123)290373Dichlorofluoroethanes (HCFC-141, 141b):290374Chlorodifluoroethanes (HCFC-142, 142b):290375Dichloropentafluoropropanes (HCFC-225, 225ca, 225cb)290376Bromochlorodifluoromethane (Halon-1211), bromotrifluoromethane (Halon-1301) and dibromotetrafluoroethanes (Halon-2402)290377Other, perhalogenated only with fluorine and chlorine: Ⓘ 290378Other perhalogenated derivatives Ⓘ 290379Other: Ⓘ 2903811,2,3,4,5,6-Hexachlorocyclohexane (HCH (ISO)), including lindane (ISO, INN)290382Aldrin (ISO), chlordane (ISO) and heptachlor (ISO):290383Mirex (ISO) Ⓘ 290389Other: Ⓘ +5

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