Casein Poster Mounting Adhesive from China

Archival-quality casein glue for mounting posters and artwork on rigid boards, prized for reversibility in conservation. Classifies in HTS 3501.90.20.00 as casein glue, excluding printing gelatins per chapter note (f).

Duty Rate — China → United States

23.5%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)

Import Tips

Certify pH-neutral and reversible properties for museum-grade imports to meet cultural property rules

Label explicitly as 'casein glue' to prevent confusion with acrylic media under 3209