D(-)-p-Hydroxyphenylglycine Potassium Salt from Canada
Potassium salt derivative of d(-)-p-Hydroxyphenylglycine, fitting HTS 2922.50.11.00 as an inorganic salt of a chemically defined aromatic amino-acid-phenol. Used in bioprocesses for antibiotic side-chain synthesis.
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
• Test for heavy metals per USP standards; impurities >ppm levels trigger FDA scrutiny
• Use NA 1759 UN number for transport; verify IMDG compliance for ocean freight
• Document as 'not for human consumption' to sidestep Chapter 30 finished product rules