Gluconic acid, its salts and esters
Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. > Gluconic acid, its salts and esters
Duty Rate (from China)
Products classified under Tariff item 2918.16.00
Battery Grade Gluconic Acid
High-purity gluconic acid formulated for battery electrolyte and metal plating applications. As a chemically defined carboxylic acid with alcohol function, it falls under tariff item 2918.16.00.
Calcium Gluconate USP Powder
Calcium gluconate is the calcium salt of gluconic acid, a carboxylic acid with alcohol function. Per Chapter 29 Note 5(C)(1), inorganic salts of organic compounds are classified in the heading appropriate to the organic compound, which is tariff item 2918.16.00.
D-Gluconic Acid Powder USP Grade
Pharmaceutical-grade D-gluconic acid powder meeting USP standards for use in drug formulations and as a buffering agent. This pure carboxylic acid with alcohol function is classified under tariff item 2918.16.00.
Ferrous Gluconate FCC Granules
Ferrous gluconate, the iron(II) salt of gluconic acid, provides bioavailable iron for nutritional applications. As a salt of gluconic acid, it falls under tariff item 2918.16.00 per Chapter 29 salt classification rules.
Food Grade Gluconic Acid Liquid
Food-grade gluconic acid liquid certified by FCC, used as an acidity regulator in beverages and dairy products. As a pure chemically defined compound, it falls under tariff item 2918.16.00.
Gluconic Acid 50% Aqueous Solution
Gluconic acid in a 50% aqueous solution, a mild organic acid derived from glucose oxidation. Per Chapter 29 Note 1(d), solutions in water of chemically defined compounds are classified under tariff item 2918.16.00.
Gluconic Acid Chelating Agent Solution
30% gluconic acid solution marketed as an industrial chelating agent for scale removal. Despite the application labeling, the pure gluconic acid solution qualifies under tariff item 2918.16.00 per Chapter 29 Note 1(d).
Gluconic Acid Fermentation Grade
Technical gluconic acid produced via glucose fermentation for use in microbial media and bioprocessing. As a pure organic acid meeting Chapter 29 purity requirements, it falls under tariff item 2918.16.00.
Gluconic Acid Industrial Drums
Bulk gluconic acid packaged in 55-gallon drums for manufacturing use in bottle washing and rinse applications. Per Chapter 29 Note 1, the pure acid is classified under tariff item 2918.16.00, not as a preparation for specific use.
Gluconic Acid pH Adjuster Concentrate
85% gluconic acid concentrate used as a pH buffer in cosmetics and personal care formulations. The pure acid form qualifies for tariff item 2918.16.00, provided it is not put up for retail sale.
Glucono-Delta-Lactone (GdL) Powder
Glucono-delta-lactone, the cyclic ester of gluconic acid, is classified under tariff item 2918.16.00 as an ester of gluconic acid. Used as a slow-release acidulant in food products.
Magnesium Gluconate Hydrate Powder
Magnesium gluconate dihydrate, Mg(C6H11O7)2·2H2O, is a metal salt of gluconic acid. Per Chapter 29 Note 5(C)(1), it is classified under tariff item 2918.16.00 as a salt of the organic compound.
Pharma Gluconic Acid Crystals
Crystalline gluconic acid meeting EP/BP pharmacopeia standards for use in injectable formulations and antibiotic production. As a carboxylic acid with alcohol function, it falls under tariff item 2918.16.00.
Potassium Gluconate Crystals USP
Potassium gluconate provides potassium supplementation from the gluconic acid salt. Per Chapter 29 Note 5(C)(1), it is classified under tariff item 2918.16.00 as a salt of the organic compound.
Technical Grade Gluconic Acid 99% Pure
High-purity technical grade gluconic acid at 99% concentration for industrial applications like metal cleaning and water treatment. As a separate chemically defined organic compound, it is classified under tariff item 2918.16.00.