Butyl Rubber Latex Dispersion from Canada
A liquid dispersion of isobutene-isoprene (butyl) rubber (IIR) in water, used for dipping and coating applications in manufacturing gloves and balloons. It qualifies under HTS 4002.31.00.00 as synthetic rubber in primary form (latex), meeting chapter note definitions for prevulcanized dispersions without prohibited compounding agents.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify the product is uncompounded per chapter note 5(a), with only permitted additives like emulsifiers to avoid reclassification
• Provide chemical composition certificates confirming IIR content and absence of vulcanizing agents or fillers
• Ensure proper labeling as 'primary form' to prevent customs disputes over processing state