Methoxamine Hydrochloride from China
Methoxamine hydrochloride is an obsolete but occasionally imported synthetic catecholamine derivative used as a vasopressor hormone. Classified in HTS 2937.90.2000 as a structural analogue with alpha-adrenergic hormonal effects. Qualifies as a separate organic compound under Chapter 29.
Duty Rate — China → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide legacy pharmacopeia references and synthesis pathway docs
• Declare low-volume research/pharma use to avoid general chemical scrutiny
• Ensure no veterinary claims that could shift to animal hormone provisions