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Guaiacol Phosphate from Japan

Guaiacol phosphate represents phosphorylated derivatives of guaiacol used in specialized pharmaceutical applications and organophosphorus synthesis. As an organo-inorganic compound derived from ether-phenol, classified under HTS 2909.50.20.00 before heading 2931 provisions. Industrial chemical import.

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 phosphorus NMR confirming direct ether-phenol phosphate linkage without metal coordination

Declare phosphorus content; high levels may trigger hazardous material documentation

Avoid aqueous solutions exceeding chapter note (d) limits to maintain pure compound status