Magnesium Stearate USP Grade
Magnesium stearate USP grade is a pharmaceutical-grade salt of stearic acid used as a lubricant in tablet manufacturing. As a salt of stearic acid meeting chapter purity standards, it is classified under tariff item 2915.70.00, which covers stearic acid salts.
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 product is a salt of another saturated acyclic monocarboxylic acid
Other salts of saturated acyclic monocarboxylic acids may be classified here.
If the product is mixed with active pharmaceutical ingredients
Medicaments containing magnesium stearate as an excipient may fall under 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
• Ensure the product meets USP grade standards and provide a certificate of analysis to the CBSA
• If used in pharmaceuticals, verify compliance with Health Canada's Good Manufacturing Practices
• Keep documentation of the purity to support classification as a chemically defined compound
Related Products under Tariff item 2915.70.00
Aluminum Distearate
Aluminum distearate is the aluminum salt of stearic acid, used as a thickening agent in paints, greases, and cosmetics. Its dual stearate chains give it gel-forming properties. As a salt of stearic acid, it falls under tariff item 2915.70.00.
Aluminum Stearate
Aluminum stearate is a salt formed from stearic acid and aluminum, used as a thickening agent in paints, inks, and grease formulations. As a salt of stearic acid, it is classified under tariff item 2915.70.00, which includes salts of stearic acid.
Ammonium Stearate
Ammonium stearate is an amine salt of stearic acid, used as a fabric softener intermediate and concrete release agent. As a salt of stearic acid, it is classified under tariff item 2915.70.00, which covers stearic acid salts.
Calcium Stearate Powder
Calcium stearate powder is the calcium salt of stearic acid, used as a lubricant, stabilizer, and release agent in PVC plastics, pharmaceuticals, and concrete production. As a salt of stearic acid, it is classified under tariff item 2915.70.00.
Cetyl Stearate
Cetyl stearate is the cetyl alcohol ester of stearic acid, used as a waxy emollient in lipsticks and ointments. As an ester of stearic acid, it is classified under tariff item 2915.70.00, which includes esters of stearic acid.
Cosmetic Grade Palmitic Acid Beads
Cosmetic grade palmitic acid beads are microencapsulated for easy dispersion in emulsions, providing opacity and consistency in lotions, creams, and other cosmetic formulations. As a pure, chemically defined saturated acyclic monocarboxylic acid, it falls under tariff item 2915.70.00, which covers palmitic acid, stearic acid, their salts and esters.