Round Microscope Cover Slips

12mm diameter circular glass cover slips for specialized microscopy applications like cell culture. These are micro cover glasses under HTS 7017.90.10.00, distinct from square formats.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

7017.90Same rate: 35%

If frosted or adhesive-coated

Cover slips with additional treatments beyond plain glass are other lab glassware.

3822Lower: 10% vs 35%

If pre-coated with laboratory reagents

Diagnostic reagents on glass substrates may classify as lab reagents.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Specify round shape and diameter in commercial invoice; ensure USP Type I glass compliance for pharma use; package in lint-free boxes to prevent breakage claims