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Methylene Blue Powder USP Grade from Japan

High-purity 3,7-Bis(dimethylamino) phenazathionium chloride (Methylene blue) powder meeting USP standards for pharmaceutical applications. Classified under HTS 3204.13.45.00 as a specific basic dye, chemically defined synthetic organic coloring matter. Used primarily as a medication and diagnostic stain rather than a textile colorant.

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 Safety Data Sheet (SDS) and Certificate of Analysis confirming 98%+ purity and USP compliance

Declare exact chemical identity and CAS number (61-73-4) to avoid misclassification as general preparations

Ensure proper hazardous material labeling if shipped in powder form exceeding certain concentrations