Pharmaceutical Grade Dimethylformamide
Pharma-grade DMF meets USP/EP standards for use in drug synthesis and peptide manufacturing, ensuring low impurity levels. It is specifically dimethylformamide, an acyclic amide, directly under HTS 2924.19.11.20.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If used/sold primarily as a hormone intermediate
Heading 2937 hormones take precedence per Chapter 29 note on numerical order, but pure DMF solvent stays in 2924.
If for diagnostic lab reagents containing DMF
Prepared binders for lab use shift to Chapter 38 under exclusions.
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Import Tips & Compliance
• Include FDA Drug Master File references and CoA; segregate from general chemicals to prevent contamination claims
• Common pitfall: missing DMF-specific hazard declarations
Related Products under HTS 2924.19.11.20
Dimethylformamide (DMF) 99.9% Pure
Dimethylformamide (DMF), chemically N,N-dimethylformamide (CAS 68-12-2), is a colorless liquid amide used as a versatile aprotic solvent in chemical reactions and polymer processing. It falls under HTS 2924.19.11.20 as a chemically defined acyclic amide, specifically the amide of formic acid with dimethylamine, meeting Chapter 29 note (a).
Industrial Grade Dimethylformamide DMF
Industrial-grade DMF is a high-volume solvent for polyurethane production and fiber spinning, characterized by its high boiling point and miscibility with water. Classified under HTS 2924.19.11.20 as the specific acyclic amide dimethylformamide per Chapter 29 definitions.
Anhydrous Dimethylformamide Solvent
Anhydrous DMF is water-free for moisture-sensitive reactions like Grignard setups in organic synthesis. As pure N,N-dimethylformamide, it qualifies under HTS 2924.19.11.20 for acyclic amides.
DMF for Polyacrylonitrile Fiber Production
Specialty DMF used in the solvent-spinning process for acrylic fibers, offering high solvency for polymers. It is the chemically defined compound dimethylformamide under HTS 2924.19.11.20.
High-Purity DMF for OLED Manufacturing
Ultra-high purity DMF serves as a solvent in organic electronics, particularly OLED layer deposition. Classified as acyclic amide dimethylformamide in HTS 2924.19.11.20.
Dimethylformamide with Stabilizer
DMF containing a minimal stabilizer for transport stability, still primarily the acyclic amide. Allowed under Chapter 29 note (f) and classified in HTS 2924.19.11.20.