The subject product, Captan Technical (CAS-133-06-2), is a chloroalkylthio fungicide belonging to the dicarboximide chemical family. It is intended for use in manufacture of pesticides. It is used on a variety of terrestrial and greenhouse food/feed crops, for post harvest fruit dips and seed treatment, for golf turf and for indoor non-food ornamentals, etc.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N046337
Captan (ISO) (CAS RN 133-06-2)
[1][1]. EU TARIC