Paraformaldehyde 92% Powder from Japan

Paraformaldehyde 92% is a high-purity powdered cyclic polymer of formaldehyde used primarily as a disinfectant and fixative in biological and medical laboratories. It falls under HTS 2912.60.00.00 as it is explicitly classified as paraformaldehyde, a polymerized form of formaldehyde with the characteristic aldehyde oxygen function. This product meets Chapter 29 note requirements for separate chemically defined organic compounds.

Duty Rate — Japan → United States

15.1%

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

Import Tips

Verify purity certification (typically 92-96%) as this determines classification under 2912.60; impure mixtures may shift to Chapter 38

Include Material Safety Data Sheets (MSDS) documenting formaldehyde content and polymerization structure for CBP review

Ensure proper Hazard Class 9 packaging and labeling per DOT/UN regulations for dangerous goods importation