Diethylene Glycol USP Grade
USP-grade diethylene glycol is pharmaceutical-grade 2,2'-oxydiethanol meeting United States Pharmacopeia standards for use as a solvent and humectant in medicinal formulations. It is a separate chemically defined organic compound under Chapter 29 Note 1(a) and is classified under tariff item 2909.41.00 as an ether-alcohol.
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 contains other ether-alcohols as impurities
Residual subheading for ether-alcohols not specifically named.
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
• Provide the certificate of analysis showing USP compliance to the CBSA, though classification remains under 2909.41.00
• If the product is for pharmaceutical use, ensure compliance with Health Canada's Food and Drug Regulations and obtain a Drug Establishment Licence if applicable
• Verify if the product requires an import permit under the Controlled Drugs and Substances Act
Related Products under Tariff item 2909.41.00
Bio-Based Diethylene Glycol
Bio-based diethylene glycol is chemically identical to petrochemical 2,2'-oxydiethanol but derived from renewable ethylene oxide, with over 50% bio-carbon content verified by 14C testing. It qualifies as a separate chemically defined organic compound under Chapter 29 Note 1(a) and is classified under tariff item 2909.41.00 as an ether-alcohol.
Diethylene Glycol 99.9% ACS Reagent
Diethylene glycol ACS reagent grade is 2,2'-oxydiethanol with purity ≥99.9% and low residue after ignition, meeting American Chemical Society specifications for laboratory use. It is a separate chemically defined organic compound under Chapter 29 Note 1(a) and falls under tariff item 2909.41.00 as an ether-alcohol.
Diethylene Glycol Aqueous Solution 50%
A 50% aqueous solution of 2,2'-oxydiethanol in deionized water qualifies under Chapter 29 Note 1(d) as a product of heading 29.09 dissolved in water. It is used in heat transfer applications and deicing fluids and is classified under tariff item 2909.41.00 as an ether-alcohol.
Diethylene Glycol Distillation Cut 98%
A 98% distillation cut of 2,2'-oxydiethanol containing 1-2% triethylene glycol qualifies as a separate chemically defined compound under Chapter 29 Note 1(a), as impurities do not preclude classification. It is used in urethane production and falls under tariff item 2909.41.00 as an ether-alcohol.
Diethylene Glycol for Cell Culture Media
Diethylene glycol for cell culture media is sterile-filtered 2,2'-oxydiethanol with endotoxin testing (<0.5 EU/ml) for biopharmaceutical production. It meets USP and Ph. Eur. requirements and is a separate chemically defined organic compound under Chapter 29 Note 1(a), classified under tariff item 2909.41.00.
Diethylene Glycol for Ink Formulations
Low-odor diethylene glycol for ink formulations is 2,2'-oxydiethanol used as a viscosity modifier and humectant in flexographic and gravure inks. It is a separate chemically defined organic compound under Chapter 29 Note 1(a) and falls under tariff item 2909.41.00 as an ether-alcohol.