Formic acid
Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives: > Formic acid, its salts and esters: > Formic acid
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 2915.11.00.00
Formic Acid 85% Technical Grade
Formic acid at 85% concentration in aqueous solution, classified under HTS 2915.11.00.00 as a saturated acyclic monocarboxylic acid. Used primarily in industrial applications like leather tanning, textile processing, and as a preservative. Meets chapter 29 requirements for separate chemically defined organic compounds.
Formic Acid 94-100% Anhydrous Grade
High-purity formic acid (94-100%) suitable for pharmaceutical and fine chemical synthesis, directly classifiable as formic acid under HTS 2915.11.00.00. Its saturated acyclic monocarboxylic structure fits chapter 29 heading requirements without exclusions.
Industrial Formic Acid 80% for Silage Preservation
80% formic acid formulated for agricultural silage additives, classified under 2915.11.00.00 as it remains a chemically defined formic acid solution per chapter notes (d). Used to lower pH in livestock feed fermentation.
Pharma-Grade Formic Acid USP/NF
Ultra-pure formic acid meeting USP/NF standards for pharmaceutical manufacturing, classified as formic acid under HTS 2915.11.00.00. Its high assay and lack of impurities align with chapter 29's chemically defined compound criteria.
Formic Acid with Stabilizer for Textile Dyeing
85% formic acid containing polymerization stabilizer, permissible under HTS 2915.11.00.00 per chapter note (f) for transport/preservation additives not altering general use. Applied in wool dyeing and finishing processes.
Leather Tanning Formic Acid 88%
88% formic acid optimized for leather deliming and pickling, classified under HTS 2915.11.00.00 as chemically defined formic acid. Essential in tannery wet processing to adjust pH and remove salts.
Rubber Vulcanization Formic Acid
Technical formic acid used as coagulant in latex processing for rubber goods, under HTS 2915.11.00.00. Meets chapter 29 as pure compound essential for natural rubber production.
Formic Acid for Beehive Treatment
75% formic acid strips for Varroa mite control in beekeeping, classifiable under HTS 2915.11.00.00 as diluted formic acid per chapter note (d). Applied via evaporation in hives as pesticide alternative.
Electronic Cleaning Formic Acid 10%
10% formic acid solution for PCB flux removal in electronics manufacturing, under HTS 2915.11.00.00 per note (d) water-diluted compounds. Low concentration prevents corrosion during precision cleaning.
Formic Acid for Dye Vat Neutralization
90% formic acid for pH control in reactive dye baths, classified HTS 2915.11.00.00 as saturated monocarboxylic acid. Critical for color fixation on cellulosic fibers in textile wet processing.
Swine Feed Acidifier Formic Acid 65%
65% formic acid for drinking water acidification in pig farming, under HTS 2915.11.00.00 per dilution note (d). Reduces gut pH to improve feed conversion and control pathogens.
Pharmaceutical Intermediate Formic Acid
99% formic acid for synthesis of formamides and formates in API production, HTS 2915.11.00.00. High purity essential for cGMP pharmaceutical chemical processes.
Formic Acid Anti-Dusting Grade
85% formic acid with anti-dusting agent per chapter note (g), classified HTS 2915.11.00.00 for safety handling. Used in bulk powder processing near formic salts.
Metal Cleaning Formic Acid 20%
20% formic acid for rust removal and metal surface preparation, under HTS 2915.11.00.00 dilution note (d). Environmentally friendly alternative to mineral acids in metal finishing.
Formic Acid for Wastewater pH Adjustment
Technical 90% formic acid for industrial effluent neutralization, HTS 2915.11.00.00. Biodegradable acid replaces sulfuric in water treatment applications.