Diethylene Glycol Aqueous Solution 50%
50% 2,2'-Oxydiethanol in deionized water solution qualifying under Chapter Note (d) for ether-alcohols dissolved in water. Used in heat transfer applications and deicing fluids. Imported under HTS 2909.41.00.00 as chemically defined compound in water.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If concentration <30% or contains glycol ethers
Lower concentrations or additive-containing deicing fluids classified as preparations.
If other distilled water solutions without organic solvent
Distilled water with different dissolved compounds has separate classification.
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Import Tips & Compliance
• Concentration verification by Karl Fischer titration and GC analysis required to confirm Chapter Note (d) applicability
• DI water quality specs (conductivity <1 μS/cm) documentation essential
• Freeze point depression data (-17°C typical) supports end-use claims
Related Products under HTS 2909.41.00.00
Diethylene Glycol USP Grade
Pharmaceutical-grade 2,2'-Oxydiethanol (Diethylene glycol) meeting USP standards for use as a solvent and humectant in medicinal formulations. This chemically defined ether-alcohol falls under HTS 2909.41.00.00 as a pure separate organic compound. It is commonly used in liquid pharmaceuticals, cosmetics, and as a lubricant in drug manufacturing.
Industrial Diethylene Glycol (DEG) 99.5% Pure
High-purity 2,2'-Oxydiethanol for use as a chemical intermediate in polyester resin and polyurethane production. This ether-alcohol is imported as a separate chemically defined organic compound under HTS 2909.41.00.00. Commonly used in antifreeze formulations and gas dehydration processes.
Diethylene Glycol Monobutyl Ether (DGMBE)
2-(2-Butoxyethoxy)ethanol, a butyl ether derivative of diethylene glycol used as a coalescing agent in latex paints. While technically an ether-alcohol derivative, pure forms are imported under the principal ether-alcohol heading HTS 2909.41.00.00. Essential for high-performance coatings and cleaners.
Diethylene Glycol for Polyester Production
Polymer-grade 2,2'-Oxydiethanol specifically purified for PET resin manufacturing with low acetaldehyde content (<10 ppm). Imported as a separate chemically defined ether-alcohol under HTS 2909.41.00.00 per Chapter Note (a). Critical intermediate for bottle-grade polyester production.
PharmaCosmetic Diethylene Glycol
Cosmetic-grade 2,2'-Oxydiethanol used as humectant in moisturizers, lotions, and toothpaste formulations. Meets CTFA and USP-NF standards with microbial limits and heavy metals specifications. Classified under HTS 2909.41.00.00 as a separate chemically defined ether-alcohol.
Diethylene Glycol with Stabilizer (0.01% Ionol)
Stabilized 2,2'-Oxydiethanol containing 10 ppm BHT (Ionol CP) antioxidant for extended shelf life during transport. Qualifies under Chapter Note (f) as ether-alcohol with added stabilizer necessary for preservation. Imported under HTS 2909.41.00.00 for unsaturated polyester resin production.