Carboxymethyl Guar Gum
Carboxymethyl guar gum is a chemically modified derivative of guar gum polysaccharide, enhancing water solubility for use in cosmetics and oil recovery. HTS 3913.90.20 applies to such polysaccharide derivatives in primary forms.
Import Duty Rates by Country of Origin
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 not specifically polysaccharide-characterized
Less specific natural polymer modifications may use 3913.90.10.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Degree of substitution docs prevent reclass to general chemicals
• Specify not for retail to stay in primary forms
Related Products under HTS 3913.90.20
Hydroxypropyl Methylcellulose (HPMC)
Hydroxypropyl methylcellulose is an inert, viscoelastic polysaccharide derived from cellulose through etherification, widely used in pharmaceuticals for capsule shells and controlled-release formulations. Classified under HTS 3913.90.20 as a modified natural polysaccharide in primary form like powder or granules.
Xanthan Gum
Xanthan gum is a polysaccharide produced by bacterial fermentation of glucose or sucrose, used as a stabilizer in food and oil drilling fluids. It qualifies under HTS 3913.90.20 as a microbial polysaccharide derivative in primary form.
Guar Gum Powder
Guar gum, extracted from guar beans, is a galactomannan polysaccharide used as a natural thickener in hydraulic fracturing and food. Classified in HTS 3913.90.20 as a natural polysaccharide derivative in primary powder form.
Hydroxyethyl Cellulose
Hydroxyethyl cellulose is an non-ionic cellulose ether polysaccharide used in paints, cosmetics, and construction. It is a derivative under HTS 3913.90.20 in primary granular or powder form.
Dextran Powder
Dextran is a bacterial polysaccharide used in pharmaceuticals as plasma volume expander. HTS 3913.90.20 covers this microbial derivative in primary form.
Pectin Powder
Pectin, extracted from citrus peels and apple pomace, is a polysaccharide gelling agent for jams. Classified as natural polysaccharide derivative in HTS 3913.90.20 primary form.