Methyl Chloride Pharmaceutical Grade USP from Japan
USP-grade methyl chloride meets pharmaceutical standards for use in sterile alkylation reactions and as a propellant in metered-dose inhalers. Falls under HTS 2903.11.0010 as chemically pure chloromethane. Supplied in small medical gas cylinders.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include USP/NF certificate of analysis and FDA Drug Master File reference
• Segregate from food/consumer shipments due to extreme toxicity (IDLH 1000 ppm)
• Validate supply chain for DMF compliance if used in FDA-regulated products