Ammonium Glutamate from Canada
Ammonium glutamate is the ammonium salt of glutamic acid, utilized in biochemical research and as a nutrient in cell culture media. It is classified in HTS 2922.42.5000 as 'other' salts of glutamic acid, fitting chapter provisions for salts of acid-function compounds.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6096.3%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Declare for lab use with SDS sheets; check REACH compliance if from EU
• Common issue: mislabeling as fertilizer ammonium compounds