Ethinamate (1-Ethynylcyclohexyl Carbamate) from Japan
Pure ethinamate, systematically named 1-ethynylcyclohexyl carbamate, supplied as white powder for forensic and toxicological reference standards. Classified in HTS 2924.24.00.00 as the specific INN compound among cyclic carbamate derivatives. Used in calibration of GC-MS instruments for drug detection.
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 GC-MS reference chromatogram to confirm identity and purity
• Ship under IATA chemical non-dangerous goods provisions
• Pre-notify customs of forensic/toxicology end-use to expedite clearance