m-Phenylenediamine Technical Grade from Germany
Technical grade m-phenylenediamine is a diaminobenzene polyamine used in epoxy hardeners, though 'pure' grades may have specific codes. As an aromatic polyamine not fitting earlier subheadings, HTS 2921.59.80 applies to impure or derivative forms per Chapter 29 impurity allowances.
Duty Rate — Germany → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Purity <99% justifies 2921.59.80 vs purer 2921.51; provide GC assay
• Oxidation stabilizer declaration needed if contains Chapter 29 note (f) additives
• Dark color common; appearance specs prevent mixture reclassification