Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms:
Part of: 39 — Plastics and articles thereof
N120138 · 2010-09-06 — The tariff classification of 100% biodegradable cornstarch based resins in pellet form from various countries.
You provided three small bags each labeled GB100 100% Biodegradable Plastic for our review. Your samples are being returned. GB200, GB100 and GB90 are described as a 100% biodegradable cornstarch based resins consisting of native cornstarch, biopolyester, glycerine and other additives. Based on the additional information that you provided by phone on September 3, 2010, the native cornstarch component, a natural polysaccharide, and the biopolyester component, a saturated aliphatic polyester, are present in equal proportions by weight. The resins are designed for use in conventional film…
N116375 · 2010-08-04 — The tariff classification of artificial snow flakes from Canada.
You provided a clear plastic bag filled with artificial snow flakes for our review. Your sample is being returned. Artificial snow consists of flakes made from potato starch bound with a trace of polyvinyl alcohol. Potato starch is a natural polymer (polysaccharide) consisting of a combination of branched polymers (amylopectin) and linear polymers (amylose). In your letter you suggest classification under subheading 1108.13.0090, HTSUS, which provides for: Potato starches: Other. However, polysaccharides are provided for in subheading 3913.90.2000, HTSUS, which provides for: Polysaccharides…
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…
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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