Cork Lab Bottle Stopper from Japan
Durable agglomerated natural cork stopper sized for laboratory glassware such as reagent bottles and flasks. Falls under HTS 4503.10.60.00 as other natural cork stoppers, valued for chemical resistance and compressibility in scientific settings.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Certify compliance with lab safety standards (e.g
• no leaching into chemicals) for smooth customs clearance
• Use precise size numbering in invoices (e.g
• size 00-16) to match standard lab specs
• Separate from rubber stoppers to avoid Chapter 40 rubber classification errors