Pharmaceutical Grade Acetic Anhydride
Ultra-pure acetic anhydride meeting USP standards for pharmaceutical intermediate synthesis like aspirin production. Classified in HTS 2915.24.00.00 as chemically defined acetic anhydride, prior to note 3's last-in-order rule.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If further processed into provitamin intermediates
Vitamin-related compounds in 2936 take precedence per chapter exclusions.
If part of organometallic pharma prep
Pharmaceutical gland products may shift if coordinated per note on salts.
If for certified reference pharma standards
Lab standards with dilutions exclude pure chemicals.
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Import Tips & Compliance
• Include FDA Drug Master File or equivalent for pharma imports
• Test for heavy metals/impurities to confirm Chapter 29 purity standards
• Separate from bulk shipments to avoid contamination cross-classification
Related Products under HTS 2915.24.00.00
Acetic Anhydride 99% Pure Industrial Grade
Acetic anhydride (CH3CO)2O at 99% purity, a clear colorless liquid used primarily in chemical synthesis for acetylation reactions. It falls under HTS 2915.24.00.00 as a saturated acyclic monocarboxylic acid anhydride, specifically the anhydride of acetic acid, meeting Chapter 29's criteria for separate chemically defined organic compounds.
Glacial Acetic Anhydride Lab Reagent
High-purity glacial acetic anhydride used as a lab reagent for acetylation in organic synthesis and analytical chemistry. Classified under HTS 2915.24.00.00 as the pure anhydride of acetic acid, a chemically defined organic compound per Chapter 29 scope.
Acetic Anhydride with 1% Stabilizer
Acetic anhydride stabilized with 1% hydroquinone to prevent polymerization during storage and transport. Qualifies under HTS 2915.24.00.00 per Chapter 29 note (f) allowing stabilizers necessary for preservation without changing its chemical identity as acetic anhydride.
Industrial Acetic Anhydride Bulk Drums
Bulk acetic anhydride packaged in 400L steel drums for industrial cellulose acetate production. Falls under HTS 2915.24.00.00 as pure saturated acyclic monocarboxylic anhydride, not excluded by packaging or chapter notes.
Acetic Anhydride 80% Aqueous Solution
80% acetic anhydride in water, prepared as a safer transport form before final dilution. Covered by HTS 2915.24.00.00 under Chapter note (d) for products of (a) dissolved in water, provided normal for safety.
Distilled Acetic Anhydride for Plastics
Freshly distilled acetic anhydride for manufacturing cellulose acetate plastics and films. HTS 2915.24.00.00 applies as pure anhydride, not a mixture or excluded product.