Synthetic Indigo Powder (Vat Blue 1, CI 73000)
Pure synthetic indigo powder, chemically known as Vat Blue 1 with Colour Index No. 73000, used primarily as a vat dye for coloring textiles. It falls under HTS 3204.15.10.00 as a specific synthetic organic vat dye usable in that state as a pigment. This high-purity form is ideal for industrial dyeing processes requiring colorfast results.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as a preparation based on Vat Blue 1
Preparations or mixtures of vat dyes fall under 3204.16, not pure coloring matter in 3204.15
If dispersed in nonaqueous media for paint manufacturing
Chapter note excludes pigments dispersed in nonaqueous media from Chapter 32 headings 3203-3206
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Import Tips & Compliance
• Verify Colour Index No. 73000 certification from supplier to confirm classification; ensure SDS includes CAS number 860-22-0 for compliance
• Common pitfall: mislabeling as disperse dye leads to wrong HTS
Related Products under HTS 3204.15.10.00
Industrial Synthetic Indigo Dye for Denim
High-strength synthetic indigo (Vat Blue 1, CI 73000) powder formulated for denim yarn dyeing via vat reduction process. Classified under HTS 3204.15.10.00 as the specific vat blue dye used as a pigment in textile applications. Provides the classic blue color in jeans production.
Vat Blue 1 Dye for Cotton Fabric Dyeing
Vat Blue 1 (synthetic indigo, CI 73000) in granular form for dyeing cotton and cellulosic fabrics using traditional vat methods. HTS 3204.15.10.00 covers this specific synthetic organic vat dye. Known for excellent wash fastness in workwear and uniforms.
Pharma Grade Synthetic Indigo CI 73000
Ultra-pure Vat Blue 1 (synthetic indigo, CI 73000) meeting pharmaceutical standards for use in medical dyes and diagnostics. Falls under HTS 3204.15.10.00 as the specified synthetic vat dye. USP-grade purity ensures compliance for healthcare applications.
Textile Grade Vat Blue 1 Granules
Granular synthetic indigo (Vat Blue 1, CI 73000) optimized for continuous dyeing ranges in textile mills. HTS 3204.15.10.00 specifically identifies this vat dye by name and CI number. Provides uniform shade buildup in rope dyeing machines.
Denim Blue Synthetic Indigo Paste Preparation
Pre-dispersed synthetic indigo (Vat Blue 1, CI 73000) paste for denim dyeing, still classified as pure coloring matter. Meets HTS 3204.15.10.00 criteria as named vat dye despite paste form. Reduces dispersion time in production.
CI 73000 Vat Dye for Artist Canvas
Synthetic indigo powder (Vat Blue 1, CI 73000) for professional artists creating textile-based artworks. HTS 3204.15.10.00 covers this specific coloring matter regardless of end-use. Offers permanence comparable to historical natural indigo.