m-Benzenedisulfonic Acid Sodium Salt from Japan
m-Benzenedisulfonic acid sodium salt is a sulfonated derivative of benzene with two sulfo groups and sodium counterions, explicitly listed under HTS 2904.10.10.00. It serves as an intermediate in dye manufacturing and chemical synthesis.
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
• Provide detailed chemical analysis certificates confirming purity and structure to avoid misclassification
• Ensure SDS and transport documents comply with hazardous material regulations for sulfonated compounds
• Verify CAS number (28984-07-0) matches import declaration to prevent customs delays