Certified Reference Methylene Blue Analytical Standard
Certified reference material of Methylene Blue (3,7-Bis(dimethylamino) phenazathionium chloride) at 99.5%+ purity for analytical chemistry calibration. It is a chemically defined basic dye, specifically named in tariff item 3204.13.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as a chemical product for laboratory use
Other chemical products may fall under heading 38.24.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the product is not a diagnostic reagent under heading 38.22, which would change classification
• Have the certificate of analysis and purity documentation ready for CBSA
• If the product is for laboratory use, verify it is not put up in measured doses for retail sale
Related Products under Tariff item 3204.13.00
Astrazone Blue FG Basic Blue 3
Astrazone Blue FG, the commercial name for high-purity Basic Blue 3, used in inkjet printing and textile dyeing. It is a chemically defined basic dye, explicitly covered by tariff item 3204.13.00 regardless of trade name.
Basic Black 2 Dye Powder
Basic Black 2 dye powder, a diazo basic dye used for acrylic fibers and ink jet applications. It falls under tariff item 3204.13.00 as a basic dye, consistent with Chapter 32 Note 3 for preparations based on colouring matter.
Basic Black 7 Dye for Leather
Basic Black 7 is a synthetic organic cationic dye that provides deep black coloration for leather finishing, temporary paper dyeing, and inkjet formulations. Its cationic structure and high substantivity make it a basic dye, falling under tariff item 3204.13.00.
Basic Blue 147 Dye for Textile Application
Basic Blue 147, a synthetic basic dye specifically named in tariff item 3204.13.00, used for coloring acrylic and wool fibers. It is provided as a water-soluble powder or solution for industrial dyeing processes, meeting Chapter Note 3 criteria.
Basic Blue 147 for Ink Manufacturing
High-purity Basic Blue 147 for incorporation into flexographic and gravure printing inks. It is named in tariff item 3204.13.00 as a synthetic organic basic dye, offering excellent transparency and brilliance for packaging ink applications.
Basic Blue 147 Powder for Paper Dyeing
High-strength Basic Blue 147 powder for surface coloring of paper and cardboard products. It is named directly in tariff item 3204.13.00 as a synthetic organic basic dye, providing brilliant blue shades with good light fastness.