1.0 dtex Polyester Fiber for Filtration Media

Ultra-fine 1.0 decitex polyester staples for meltblown and spunbond filter media in air purification. HTS 5503.20.0025 for sub-3.3 decitex unprocessed polyester synthetic fibers.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4.3%+35.0%39.3%
🇲🇽Mexico4.3%+10.0%14.3%
🇨🇦Canada4.3%+10.0%14.3%
🇩🇪Germany4.3%+10.0%14.3%
🇯🇵Japan4.3%+10.0%14.3%

Alternative Classifications

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

5503.20.00Same rate: 39.3%

If filter fibers ≥3.3 dtex

Standard fineness categorization.

5603.94Lower: 10% vs 39.3%

If already needlepunched into nonwoven filter felt

Fabrication into nonwovens moves to Chapter 56.

5501Lower: 17.5% vs 39.3%

If cellulosic (viscose) filter fiber

Different fiber genus (synthetic vs. artificial) separates Chapters 55 and 55 subheadings.

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 melt index and IV (intrinsic viscosity) values critical for filtration performance

• Avoid bulk packaging that simulates processed tow, risking 5503.60 classification

• Document clean room production if destined for medical filtration applications