Girard Reagent T from Mexico
Girard Reagent T (trimethylacetylmethylhydrazinium chloride) is a hydrazine derivative used in pharmaceutical analysis for carbonyl compound derivatization in steroid drug assays. It qualifies under HTS 2928.00.30.00 as a drug for its essential role in medicinal quality control processes.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6096.3%Pharmaceuticals: 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
• Include analytical method validation documents showing drug testing applications
• Package in child-resistant containers per USP <659> for pharma reagents
• Monitor for DEA precursor chemical listing if used in controlled substance testing