3821.00.00.90
Other
Classification path
- Prepared culture media for development or maintenance of micro-organisms (including viruses and the like) or of plant, human or animal cells
- Other
Rates of duty
- General (MFN)
- 5%
- Column 2Cuba, North Korea, Russia, Belarus
- 25%
- Unit of quantity
- kg
Trade agreement rates
Related lines in heading 3821
About heading 3821
Prepared culture media for development or maintenance of micro-organisms (including viruses and the like) or of plant, human or animal cells
Heading 3821 covers prepared culture media for the development or maintenance of micro-organisms, viruses, and plant, human, or animal cells. The two declarable lines split viral transport media from all other prepared culture media. Both lines carry a 5% general (MFN) duty rate.
Full guide to heading 3821Products in this heading
- Viral transport media in vials or tubes
- Cell culture media for human or animal cells
- Microbiological growth media for bacteria
- Prepared agar plates for laboratory use
- Tissue culture media for plant cells
- Virus specimen transport kits containing culture medium
- Prepared media for maintaining virus cultures
- Liquid culture media for cell maintenance
Frequently asked questions
What is the HTS code for viral transport media?
Viral transport media is classified under 3821.00.00.10 and carries a 5% general (MFN) rate.
What is the duty on other prepared culture media?
Other prepared culture media is classified under 3821.00.00.90 and carries a 5% general (MFN) rate.
How do I classify a prepared cell culture medium?
If it is a prepared medium for maintaining plant, human, or animal cells, classify it under 3821.00.00.90 at a 5% general (MFN) rate. If it is viral transport media, use 3821.00.00.10, also at a 5% general (MFN) rate.
Source: USITC Harmonized Tariff Schedule, retrieved October 22, 2026.