Fluoropolymer PTFE Lab Tubing
Polytetrafluoroethylene (PTFE) chemical-resistant tubing for laboratory use, 1/8 inch ID, unreinforced. HTS 3917.32.0050 covers this 'Other' high-performance plastic tube without fittings. Fluoropolymers classified by base monomer per Chapter 39.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for other fluoropolymers like FEP
Non-PTFE fluoropolymers like FEP classify in 3917.39 'Other' based on monomer differences.
If specialized lab ware
Articles not clearly tubes may go to 3926.90 residual for plastic labware.
If for gas/liquid analysis instruments
Instrument parts with tubes classify under Chapter 90 heading 9027.
Not sure which classification is right?
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Import Tips & Compliance
• Certify virgin PTFE (no regrind) for purity; high cost requires accurate invoices; chemical resistance specs aid justification
Related Products under HTS 3917.32.00.50
PVC Clear Flexible Tubing 1/4 Inch ID
A flexible tube made from polyvinyl chloride (PVC), with 1/4 inch inner diameter, used for fluid transfer in laboratory and aquarium applications. It falls under HTS 3917.32.0050 as it is an unreinforced plastic tube without fittings, not combined with other materials. The 'Other' subheading covers such PVC tubing not specified elsewhere.
Polyethylene Drinking Straw Tubing
Thin-walled polyethylene tubes designed as disposable drinking straws, typically 0.25 inch diameter. Classified in HTS 3917.32.0050 as unreinforced plastic tubes without fittings, fitting the 'Other' category for non-reinforced PE hoses. Not considered household articles under Chapter 39 notes.
PU Pneumatic Air Hose 3/8 Inch
Unreinforced polyurethane (PU) flexible hose for pneumatic tools and air lines, 3/8 inch inner diameter, without end fittings. It qualifies for HTS 3917.32.0050 as an 'Other' plastic tube not reinforced or combined with other materials. PU is classified by predominant monomer under Chapter 39 rules.
LDPE Laboratory Transfer Tubing
Low-density polyethylene (LDPE) tubing used for chemical and liquid transfer in labs, smooth bore, unreinforced. Falls under HTS 3917.32.0050 as 'Other' non-reinforced plastic tubes without fittings. Meets 95% ethylene monomer requirement for polyethylene classification.
Vinyl Medical Suction Tubing
Clear PVC vinyl tubing for medical suction devices, non-reinforced, standard 1/4 inch ID without connectors. Classified in HTS 3917.32.0050 as unreinforced plastic 'Other' hoses lacking fittings. Medical-grade PVC adheres to polymer purity standards.
HDPE Irrigation Drip Tubing
High-density polyethylene thin-wall tubing for agricultural drip irrigation systems, punchable for emitters, unreinforced. HTS 3917.32.0050 applies to this 'Other' plastic tube without fittings or other material combinations. HDPE meets predominant ethylene monomer criteria.