New

Ask Wove anything about tariffs.

Try Tariff Assistant

Plastic Cell Culture Flasks

Erlenmeyer or T-flasks of polystyrene with vented caps for mammalian cell growth in biotech labs. Laboratory ware classification under HTS 3926.90.99.10 for tissue culture.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.3%+20.0%25.3%
🇲🇽Mexico5.3%+10.0%15.3%
🇨🇦Canada5.3%+60.0%65.3%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3923.50.00Higher: 42.8% vs 25.3%

If flask stoppers alone

Stoppers of plastics if components only.

9018.90.75Higher: 37.5% vs 25.3%

If for medical cell therapy devices

Medical appliances if clinical use.

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

• Declare surface treatment (TC/untreated)

• Cap type (plug/seal/vented) details

• Sterility assurance certificates