Other
Cyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives: > Cyclanic, cyclenic or cycloterpenic: > Sterols and inositols: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 2906.13.50.00
Cholesterol USP Powder
Cholesterol is a sterol alcohol essential for cell membrane structure, classified under HTS 2906.13.5000 as a cyclanic cyclic alcohol within the sterols category. This USP-grade powder is used in pharmaceutical formulations and biochemical research. It meets chapter 29 requirements for separate chemically defined organic compounds.
Beta-Sitosterol Pharmaceutical Grade
Beta-sitosterol, a plant sterol alcohol, is used in cholesterol-lowering supplements and prostate health formulations, classified as 'other' sterols under 2906.13.5000. This cyclic alcohol derivative fits Chapter 29's criteria for chemically defined organic compounds. It's sourced from plant oils and meets pharmaceutical purity standards.
Lanosterol Crystal Form
Lanosterol is a tetracyclic triterpenoid sterol serving as a cholesterol biosynthesis intermediate, classified under HTS 2906.13.5000 as an 'other' cyclanic cyclic alcohol. This pure compound qualifies under Chapter 29 for separate chemically defined sterols. Used primarily in biochemical research and skincare formulations.
Ergosterol Analytical Standard
Ergosterol, a fungal sterol and vitamin D2 precursor, is classified under 2906.13.5000 as 'other' sterols and inositols within cyclic alcohols. This chemically defined compound meets Chapter 29 specifications for pure organic sterols. Used as analytical standard in food and pharmaceutical testing.
Meso-Inositol Powder USP
Meso-inositol (myo-inositol), a cyclic polyol sugar alcohol, falls under HTS 2906.13.5000 as 'other' inositols among cyclanic cyclic alcohols. This essential vitamin-like compound is chemically defined per Chapter 29 notes. Widely used in nutritional supplements for cellular signaling support.
Campesterol Refined Crystals
Campesterol, a phytosterol from vegetable oils, is classified as an 'other' sterol under 2906.13.5000 within cyclic alcohol derivatives. This pure cyclic alcohol meets Chapter 29 purity standards for separate organic compounds. Applied in functional foods and cholesterol management products.
Stigmasterol High Purity
Stigmasterol, a plant sterol with unsaturated side chain, classifies under HTS 2906.13.5000 as 'other' cyclanic cyclic alcohols and sterols. This chemically defined compound adheres to Chapter 29 specifications. Utilized in phytosterol esters and skincare active ingredients.
Brassicasterol Reference Standard
Brassicasterol, an algal and rapeseed sterol, is categorized under 2906.13.5000 as 'other' sterols within cyclic alcohols. This pure reference material satisfies Chapter 29's chemically defined compound requirements. Essential for marine oil authenticity testing and supplement quality control.
Myo-Inositol Monohydrate Crystals
Myo-inositol monohydrate, the stable crystalline form of this cyclitol, falls under HTS 2906.13.5000 as 'other' inositols. The hydrate form remains classified with the parent cyclic alcohol per Chapter 29 notes. Used in pharmaceutical injectables and cell culture media.
Fucosterol Marine Sterol
Fucosterol, an unusual algal sterol with cis-double bond configuration, is classified under 2906.13.5000 as 'other' cycloterpenic cyclic alcohols. This pure marine-derived compound meets Chapter 29 purity criteria. Applied in cosmeceuticals and marine biochemistry research.