4-Hydroxy-1-naphthalenesulfonic acid sodium salt from United States
4-Hydroxy-1-naphthalenesulfonic acid sodium salt, also known as Laurent's acid salt, is a sulfonated naphthol derivative in its sodium salt form. It is a separate chemically defined organic compound with only sulfo groups. It qualifies under tariff item 2908.99.00 as a sulphonated derivative of phenols or phenol-alcohols.
Duty Rate — United States → Canada
0%
Import Tips
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