PP Lab Fume Hood Duct Pipe
Rigid polypropylene duct pipe for laboratory fume hood exhaust systems, resistant to acid vapors and chemical corrosion. The pipe is extruded from propylene homopolymer and maintains rigidity in demanding environments. It is classified under tariff item 3917.22.00 as a rigid tube of polymers of propylene.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the pipe is flexible
Flexible tubes of plastics are classified under a different tariff item.
If the pipe is not made of propylene polymers
Other plastic tubes, pipes and hoses fall under a separate tariff item.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the pipe is made of polypropylene with a propylene monomer content of 95% or more by weight
• Provide documentation on the pipe's chemical resistance properties for customs clearance
• Ensure the pipe meets any applicable Canadian safety standards for laboratory exhaust systems
Related Products under Tariff item 3917.22.00
Polypropylene Aquaponics Pipe
Rigid polypropylene pipe designed for recirculating water in aquaponic farming systems. The pipe is extruded from propylene polymers and has a smooth, biofilm-resistant interior surface. It qualifies under tariff item 3917.22.00 as a rigid tube of polymers of propylene.
Polypropylene Pressure Pipe SDR11
Rigid polypropylene pressure pipe with a standard dimension ratio of 11, used for high-pressure water distribution systems. The pipe is made from propylene polymers and maintains its shape under external pressure. It falls under tariff item 3917.22.00 as a rigid tube of polymers of propylene.
PP Compressed Air Line Pipe
Rigid polypropylene pipe rated for compressed air distribution in workshops and industrial settings. The pipe is extruded from propylene polymers and is non-sparking, making it safe for use near flammable materials. It is classified under tariff item 3917.22.00 as a rigid tube of polymers of propylene.
PP Irrigation Mainline Pipe
Rigid polypropylene pipe designed for agricultural irrigation mainlines, with thick walls for burial installation. The pipe is made from propylene polymers and is UV-stabilized for outdoor durability. It falls under tariff item 3917.22.00 as a rigid tube of polymers of propylene.
Rigid Polypropylene Conduit Pipe
Rigid polypropylene conduit pipe with riser-rated flame-retardant properties, used for protecting electrical wiring in buildings. The pipe is made from propylene polymers and is non-conductive. It falls under tariff item 3917.22.00 as a rigid tube of polymers of propylene.
Rigid Polypropylene Drain Pipe
Schedule 40 rigid polypropylene drain pipe used for drainage and sewer lines in construction. The pipe is made from propylene polymers and offers corrosion resistance as an alternative to PVC. It is classified under tariff item 3917.22.00 as a rigid tube of polymers of propylene.