Canaigre Root Tannin Extract
A natural tannin extract derived from the roots of the canaigre plant (Oxalis tuberosa), used primarily in leather tanning processes. This product falls under HTS 3201.90.25.00 as it is specifically listed as an extract of canaigre, a vegetable origin tanning material rich in tannins.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If chemically modified into salts, ethers, or esters
Derivatives beyond simple extracts fall under the 'tannins and their derivatives' subheading.
If put up in retail packaging for end-use coloring
Chapter notes exclude retail-packed dyes; this applies if marketed as a colorant rather than tanning extract.
If imported as unprocessed plant material rather than extracted tannins
Unextracted vegetable materials for tanning are classified under Chapter 12 as plants.
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Import Tips & Compliance
• Verify the extract is purely from canaigre roots via certificate of analysis to avoid reclassification as general tannins
• Provide documentation proving vegetable origin and non-synthetic processing to comply with Chapter 32 exclusions
Related Products under HTS 3201.90.25.00
Oak Bark Tannin Extract Powder
Powdered extract from oak bark (Quercus spp.), high in ellagitannins for leather and textile tanning applications. This qualifies for HTS 3201.90.25.00 as an explicitly listed vegetable tanning extract.
Mangrove Bark Tannin Extract
Dark liquid extract from mangrove bark, rich in catechins for marine leather and net preservation. HTS 3201.90.25.00 applies as mangrove is a designated source for vegetable tanning extracts.
Valonia Acorn Tannin Extract
Extract from valonia oak acorns (Quercus aegilops), traditional for high-quality cordovan leather tanning. Listed explicitly in HTS 3201.90.25.00 for its vegetable tannin properties.
Tara Seed Tannin Extract
Light-colored extract from tara pods (Caesalpinia spinosa), used in chrome-free tanning systems. HTS 3201.90.25.00 due to tara's specific inclusion.
Eucalyptus Bark Tannin Extract
Robust extract from eucalyptus bark for soft leather tanning. Named in HTS 3201.90.25.00.
Hemlock Bark Tannin Extract
North American hemlock (Tsuga) bark extract for sole leather. HTS 3201.90.25.00 listed.