Toluene-3,4-dithiol Basic Dye
Toluene-3,4-dithiol based basic dyes serve analytical chemistry and specialty coloring. Covered by HTS 3204.13.60.00 as synthetic organic basic dye per U.S. note 3.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pure organic sulfur compounds
Chemically defined dithiol compounds without coloring function classify in Chapter 29.
If analytical standard solutions
Certified reference dye solutions classify as prepared lab chemicals.
If other synthetic organic products
Dyes not specifically basic, acid, etc., use residual subheading.
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Import Tips & Compliance
• Analytical reagents need ACS grade certification and lot analysis
• Confirm chemical definition matches note 3 exclusion criteria
• Specialty dyes often low volume; accurate commercial invoices critical
Related Products under HTS 3204.13.60.00
Basic Blue 9 Dye Powder
Basic Blue 9, also known as Astrazone Blue, is a synthetic organic basic dye used for coloring paper, inks, and textiles. It falls under HTS 3204.13.60.00 as a basic dye described in additional U.S. note 3 to section VI, which specifies certain listed synthetic organic coloring matters.
Basic Red 18 Dye Crystals
Basic Red 18, known as Rhodamine B, is a fluorescent basic dye used in cosmetics, inks, and biological staining. Classified under HTS 3204.13.60.00 per additional U.S. note 3, as a specified synthetic organic basic dye.
Methylene Blue Trihydrate Powder
Methylene Blue is a basic thiazine dye used in medical diagnostics, aquariums, and textiles. It qualifies for HTS 3204.13.60.00 as a product listed in additional U.S. note 3 to section VI for synthetic organic basic dyes.
Basic Yellow 2 Dye Paste
Basic Yellow 2, or Auramine O, is a fluorescent basic dye for paper coating and cellulosic fibers. Classified in HTS 3204.13.60.00 per additional U.S. note 3 listing for synthetic basic coloring matter.
Rhodamine 6G Basic Dye Powder
Rhodamine 6G is a xanthene basic dye prized for laser dyes and fluorescent tracers. It matches HTS 3204.13.60.00 criteria as a basic dye in U.S. note 3 to section VI.
Basic Green 4 Dye Solution
Basic Green 4, or Malachite Green oxalate, is used for silk dyeing and fish disease treatment. Covered by HTS 3204.13.60.00 as per U.S. note 3 for specified basic dyes.