The description of the item 3215907030 of Germany HScode: Ink, whether or not concentrated or solid (excl. printing ink, printer/copier ink cartridges incorporating mechanical or electrical components, and solid ink in engineered shapes for printers/copiers) : Disposable cartridge ink, containing by weight: -|1|% or more, but not more than 10|% of amorphous silicon dioxide or -|3,8|% or more of dye C.I. Solvent Black 7|in organic solventsfor use in the marking of integrated circuits