Subheading (6-digit)
290431Perfluorooctane sulphonic acid Ⓘ
ペルフルオロオクタンスルホン酸 Ⓘ
HS code 290431 is a Subheading (6-digit) classification number. In Japan's trade statistics (published by Ministry of Finance), it represents import/export items classified as “Perfluorooctane sulphonic acid Ⓘ”.
Related codes
Other codes in the same classification group
290410Derivatives containing only sulpho groups, their salts and ethyl esters Ⓘ290420Derivatives containing only nitro or only nitroso groups:290432Ammonium perfluorooctane sulphonate Ⓘ290433Lithium perfluorooctane sulphonate Ⓘ290434Potassium perfluorooctane sulphonate Ⓘ290435Other salts of perfluorooctane sulphonic acid Ⓘ290436Perfluorooctane sulphonyl fluoride Ⓘ290491Trichloronitromethane (chloropicrin)290499Other: Ⓘ
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