Polysaccharides and their derivatives
Part of: 391390 — Other:
N059735 · 2009-05-13 — The tariff classification of Deacetylated Chitosan (CAS-9012-76-4) from China.
You provided a Chemical Abstract Service inventory number (CAS-9012-76-4) for your product. Deacetylated Chitosan is a natural polymer produced from the deacetylation of chitin. Chitin is derived from the exoskeletons of crustaceans such as crabs, shrimps, lobsters etc. CAS-9012-76-4 chemically categorizes the product as a polysaccharide. The product will be imported for use in water treatment systems. Heading 3913, HTSUS, covers natural polymers and modified natural polymers, not elsewhere specified or included, in primary forms. In your letter, you suggested classification under subheading…
H017425 · 2007-12-17 — Classification of Sodium Hyaluronate (pharmaceutical grade)
This is in reference to your request submitted on April 23, 2007, to the Customs Information Exchange in New York, seeking a binding ruling concerning the classification of Sodium Hyaluronate (pharmaceutical grade), under the Harmonized Tariff Schedule of the United States (HTSUS). Your letter was forwarded to our office for a response. FACTS: The merchandise at issue consists of sodium hyaluronate in bulk powder form from two different sources. Sodium hyaluronate, CAS 9067-32-7, is the sodium salt of Hyaluronic Acid (HA), a natural high-viscosity mucopolysaccharide with alternating beta…
962907 · 2000-10-19 — chondroitin sulfate imported in bulk form
This is in reference to your letter of May 19, 1999, to the Director, Customs National Commodity Specialist Division, concerning the classification, under the Harmonized Tariff Schedule of the United State (HTSUS), of "chondroitin sulfate" (CS), imported in bulk form. Your letter was referred to this office for reply. We regret the delay. In preparing our response, we have reviewed the decisions in NY A82011, issued by the Customs National Commodity Specialist Division on June 20, 1996, NY 815350, issued on October 19, 1996, and HQ 960053, which was issued by Customs Headquarters on October…
962943 · 2000-10-19 — chondroitin sulfate opthalmic grade imported in bulk form
This is in reference to your letter of May 25, 1999, to the Director, Customs National Commodity Specialist Division, concerning the classification, under the Harmonized Tariff Schedule of the United State (HTSUS), of "chondroitin sulfate opthalmic grade," (CS) imported in bulk form. Your letter was referred to this office for reply. We regret the delay. In preparing our response, we have reviewed the decisions in NY A82011, issued to you on June 20, 1996, NY 815350, issued to you on October 19, 1996, and HQ 960053, which was issued by Customs Headquarters on October 21, 1997, and have…
962699 · 2000-10-19 — potassium chondroitin sulfate imported in bulk form
This is in reference to your letter of March 1, 1999, to the Director, Customs National Commodity Specialist Division, concerning the classification, under the Harmonized Tariff Schedule of the United State (HTSUS), of "potassium chondroitin sulfate," (CS) imported in bulk form. Your letter was referred to this office for reply. We regret the delay. In preparing our response, we have reviewed the decisions in NY A82011, issued to you on June 20, 1996, NY 815350, issued to you on October 19, 1996, and HQ 960053, which was issued by Customs Headquarters on October 21, 1997, and have determined…
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