3204.12.50.30 - FD&C yellow 6 (CAS No. 2783-94-0)

This HTS code, 3204.12.50.30, specifically classifies FD&C Yellow 6, also identified by its CAS number 2783-94-0. Within the broader category of synthetic organic coloring matter, this subcategory pertains to specific dyes used as colorants. FD&C Yellow 6 is a synthetic azo dye widely utilized in food, drug, and cosmetic applications within the United States, indicating its primary function is coloring.

Distinguishing this specific code from its siblings, 3204.12.50.10 (FD&C Red 40) and 3204.12.50.20 (FD&C Yellow 5), relies on the precise chemical identity and approved use of the dye. While all are synthetic organic dyes for similar applications, FD&C Yellow 6 is chemically distinct and subject to separate classification. The sibling category 3204.12.50.90 covers any other "other" dyes that do not fall under the specific FD&C codes listed.

As this node is a leaf node, there are no further subcategories. Therefore, the focus for classification purposes lies in the precise identification of FD&C Yellow 6 through its chemical name and CAS number, distinguishing it from other similar synthetic dyes covered under the parent headings.