Enzymatic Pre-Tanning Degreasing Preparation
Lipase-based enzymatic preparation removes natural fats from hides before tanning, improving penetration of tanning agents. Covered under HTS 3202.90.50.00 as enzymatic preparations for pre-tanning.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general industrial enzymes
Enzymes not specifically for leather pre-tanning fall under Chapter 35 as industrial enzymes.
If for post-tanning operations
Enzymes used in leather finishing classified separately under heading 3809.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include enzyme activity specifications and optimal pH/temperature range in technical documentation
• Refrigerated shipping required to maintain enzyme viability
Related Products under HTS 3202.90.50.00
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.
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.