Methoxymethyl Mercaptan from Japan
Methoxymethyl mercaptan (CH3OCH2SH) combines ether and thiol functions with direct C-S bond. HTS 2930.90.92 as other organo-sulfur compound taking precedence in chapter order. Flavor chemical intermediate.
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
• GC-MS analysis to confirm structure and purity for Chapter 29 eligibility
• Volatile liquid; UN number 3336 documentation for transport
• End-use declaration prevents food additive misclassification