Zirconium Sulfate Tanning Salt
Zirconium sulfate serves as an inorganic tanning agent for producing high-performance leather with enhanced heat resistance. Classified under HTS 3202.90.50.00 as other inorganic tanning substances used in pre-tanning or tanning processes.
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 general laboratory reagent
Sulfates of other metals classified under Chapter 28 when not specified for tanning applications.
If containing natural tannins
Preparations with natural tanning extracts fall under heading 3201 for vegetable tanning extracts.
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Import Tips & Compliance
• Include tannery end-use certification to avoid reclassification as industrial chemicals
• Check for heavy metal content restrictions in destination countries
• Package in moisture-proof containers to prevent degradation during shipping
Related Products under HTS 3202.90.50.00
Synthetic Naphthalene Sulfonic Acid Tanning Agent
This synthetic organic tanning substance based on naphthalene sulfonic acid provides retannage and fatliquoring in leather processing. It qualifies for HTS 3202.90.50.00 as other synthetic organic tanning preparations.
Aluminum Isopropoxide Tanning Complex
Organometallic aluminum compound used as synthetic tanning agent for producing 'wet-white' leather alternatives to chrome tanning. Falls under HTS 3202.90.50.00 as other synthetic organic tanning substances.
Formaldehyde-Free Synthetic Retanning Agent
Melamine-formaldehyde free polymer dispersion used for retanning leather to improve fullness and grain tightness. Classified as other synthetic organic tanning preparation under HTS 3202.90.50.00.
Titanium Dioxide Tanning Stabilizer
Inorganic titanium compound used to stabilize chrome tanning baths and improve leather whiteness. HTS 3202.90.50.00 covers it as other inorganic tanning substances.
Acrylates-Based Synthetic Tanning Drum
Liquid acrylate polymer emulsion used as chrome-free synthetic tanning agent in drum processing. Specifically classified under HTS 3202.90.50.00 as other synthetic organic tanning substances.
Zinc Oxide Leather Tanning Accelerator
Zinc oxide powder accelerates chrome tanning fixation and improves leather hydrothermal stability. Falls under other inorganic tanning substances of HTS 3202.90.50.00.