Microporous sheets of polyethylene or polypropylene film
Other plates, sheets, film, foil and strip, of plastics: > Cellular: > Of other plastics > Microporous sheets of polyethylene or polypropylene film
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Products classified under HTS 3921.19.00.10
Microporous Polyethylene Breathable Film
This is a cellular microporous polyethylene film designed for breathable applications, allowing vapor transmission while blocking liquids. It falls under HTS 3921.19.0010 as it is a microporous sheet of polyethylene, classified as 'other plastics' cellular plates, sheets, film with microvoids formed during extrusion.
Housewrap Microporous Polypropylene Film
Microporous polypropylene breathable film used in construction housewrap for moisture vapor transmission. Falls under HTS 3921.19.0010 as cellular microporous sheet of polypropylene in the 'other plastics' category.
Microporous Polyethylene Roofing Underlayment Film
Breathable microporous PE film sheet serving as synthetic roofing underlayment, preventing moisture buildup. HTS 3921.19.0010 applies to its cellular microporous polyethylene construction as 'other plastics' sheets.
Battery Grade PP Microporous Membrane
High-purity microporous polypropylene membrane for lithium-ion battery separators with controlled pore distribution. Classified under HTS 3921.19.0010 for microporous polypropylene cellular film sheets.
Breathable PE Diaper Backing Film
Microporous polyethylene film used as soft, breathable backsheet in disposable diapers. HTS 3921.19.0010 covers this cellular microporous polyethylene sheet in the other plastics cellular series.
Surgical Drape Microporous PP Film
Microporous polypropylene film for sterile surgical drapes and gowns, providing bacterial barrier with breathability. Falls under HTS 3921.19.0010 as cellular microporous polypropylene sheet.
HVAC Microporous Polyethylene Filter Media
Microporous PE sheet media for HVAC particulate filters, capturing fine dust while allowing airflow. HTS 3921.19.0010 for cellular microporous polyethylene film classification.
Food Packaging Microporous PP Film
Microporous polypropylene film for fresh produce packaging, enabling modified atmosphere with ethylene control. Classified HTS 3921.19.0010 as cellular microporous PP sheet.
Protective Apparel Microporous PE Film
Microporous polyethylene film for chemical protective coveralls and aprons, micropores <0.2 microns. HTS 3921.19.0010 covers cellular microporous PE sheets for apparel lamination.
Ventilation Patch Microporous Polypropylene Film
Small microporous PP film patches for device housings allowing pressure equalization and preventing condensation. Classified under HTS 3921.19.0010 as microporous cellular PP sheets.
Cleanroom Microporous PE Curtain Film
Microporous polyethylene strip film for cleanroom strip curtains maintaining air pressure differentials. HTS 3921.19.0010 for cellular microporous PE sheet material.
Wound Dressing Microporous Polyolefin Film
Microporous polyethylene/polypropylene blend film outer layer for advanced wound dressings. Classified HTS 3921.19.0010 as microporous sheets where PE/PP monomers predominate.
Roof Ventilation Microporous PP Ridge Film
Microporous polypropylene film for roof ridge vents allowing attic moisture escape. HTS 3921.19.0010 classification for cellular microporous PP sheets in construction.
Polypropylene Microporous Separator Film
A microporous polypropylene sheet used as battery separators, featuring interconnected pores for electrolyte flow. Classified in HTS 3921.19.0010 due to its cellular microporous structure of polypropylene film, meeting the 'other plastics' cellular category.
Medical Grade Microporous PE Filter Film
Sterilizable microporous polyethylene film for medical air filters and venting membranes, with pore sizes 0.1-1 micron. It qualifies for HTS 3921.19.0010 as a cellular microporous sheet of polyethylene plastic.