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Tromethamine (Tris(hydroxymethyl)aminomethane) from Canada

Tromethamine, or Tris base, is an organic amino buffer used in biochemistry and pharmaceuticals. HTS 2922.50.50.00 classification applies to this amino alcohol with three hydroxymethyl groups. Essential for pH control in cell culture media.

Duty Rate — Canada → United States

16.5%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

GMP-grade requires additional FDA registration and quality control certificates

Common in biotech; verify end-use declaration prevents pharmaceutical mixture misclassification

Hygroscopic nature requires sealed packaging documentation

Tromethamine (Tris(hydroxymethyl)aminomethane) from Canada — Import Duty Rate | HTS 2922.50.50.00