Pharma-Grade N-Methyl-2-Pyrrolidone USP
Pharmaceutical-grade NMP meeting USP standards is the same chemically defined lactam as industrial NMP. Higher purity specifications do not change its fundamental chemical classification under this tariff item.
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 NMP is formulated as a medicament
Medicaments containing NMP as an active ingredient are classified in Chapter 30.
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
• Pharmaceutical-grade status does not alter classification
• If the NMP is imported for use in drug manufacturing, ensure compliance with Health Canada regulations, but this is separate from CBSA tariff classification
• Provide documentation of USP compliance if requested
Related Products under Tariff item 2933.79.00
1,8-Naphthalimide
1,8-Naphthalimide is an aromatic lactam with a fused naphthalene ring system and a nitrogen-containing imide group. It is used in fluorescent dyes and classified under 'Other lactams'.
1-Methyl-2-pyrrolidinone (NMP)
1-Methyl-2-pyrrolidinone (NMP) is a five-membered lactam ring compound with a nitrogen hetero-atom and a methyl group on the nitrogen. It is a separate chemically defined organic compound, classified under tariff item 2933.79.00 as 'Other lactams' because it is not specifically enumerated elsewhere in the heading.
2-Pyrrolidone (2-Pyrrolidinone)
2-Pyrrolidone (2-Pyrrolidinone) is a five-membered lactam ring compound with a single nitrogen hetero-atom. It serves as a chemical intermediate for synthesizing pharmaceuticals and agrochemicals, classified under 'Other lactams'.
2-Pyrrolidone Aromatic Ester
2-Pyrrolidone Aromatic Ester is an ester derivative of 2-pyrrolidone with aromatic modification, used in pharmaceutical formulations. As a separate chemically defined lactam compound, it is classified under tariff item 2933.79.00 for 'Other lactams'.
2-Pyrrolidone Polymer Intermediate
Bulk 2-pyrrolidone, a five-membered heterocyclic lactam, is a chemically defined organic compound used as an intermediate in the synthesis of polyvinylpyrrolidone (PVP). Its role as a chemical intermediate does not alter its classification as an enumerated lactam under this tariff item.
6-Acetamidohexanoic Acid
6-Acetamidohexanoic acid is a chemically defined organic compound featuring a lactam ring structure with a nitrogen hetero-atom. It is used as an intermediate in the synthesis of pharmaceuticals and falls under the 'Other lactams' tariff item.