Phosphorous acid, in solid or liquid (aqueous) forms, also denominated phosphonic acid, usually falling under Chemical Abstracts Service ('CAS') numbers 13598-36-2 and 10294-56-1. The Customs and Statistics (‘CUS’) numbers usually corresponding to this product are 0021895-1 and 0043878-8.
The lowest level of the nomenclature: this code goes in the import declaration. An export declaration needs only the first 8 digits.
This code in Finnish Customs' Fintaric ↗Calculate duties and taxes with Fintaric's calculator ↗Duties, taxes and other measures in the EU's TARIC service ↗