D-Arabinose Anhydrous Crystals from Mexico
Anhydrous crystalline D-Arabinose with controlled water content (<0.5%) for moisture-sensitive applications in carbohydrate chemistry. Chemically pure sugar crystals classified under HTS 2940.00.20.00. Used in glycosidation reactions and polysaccharide synthesis.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Karl Fischer water analysis certificate mandatory; anhydrous claims must be substantiated
• Nitrogen-purged packaging required to maintain anhydrous state during ocean transit
• Molecular weight adjustments for residual water content in customs value declaration