9902.05.85 - o-Paraquat dichloride (CAS No. 1910-42-5) (provided for in subheading 2933.39.23)

This HTS category, 9902.05.85, specifically classifies o-Paraquat dichloride, identified by CAS number 1910-42-5. This compound is a herbicide and is temporarily classified under Chapter 99, which houses special provisions and temporary modifications. Its primary function is as an agricultural chemical, and its classification here is distinct from the general classification of other chemicals found in Chapters 28 and 29, such as those under subheading 2933.39.23 where it is also provided for under specific conditions.

Unlike sibling categories that might cover broader classifications of chemicals or temporary import restrictions, this node is a very specific entry. It highlights a particular chemical with known applications and is subject to special trade or agricultural adjustment provisions. The purpose of this specific classification is to allow for the tracking and potential regulation of this substance under Section 22 of the Agricultural Adjustment Act, as amended, or other temporary legislative measures.

As this is a leaf node, there are no further subcategories. The classification ends at this specific item, o-Paraquat dichloride. This indicates that any further subdivisions would not be based on material composition or general use, but rather on specific import conditions, quotas, or duty treatments that might be enacted through temporary legislation or trade agreements pertaining to this particular herbicide.