High-Purity Benzenesulfonyl Chloride 99.5% for Pharma Intermediates from Germany
Ultra-high purity grade used in pharmaceutical synthesis of sulfonamide drugs like sulfamethoxazole. HTS 2904.10.08.00 classification as pure chemically defined sulfonated benzene derivative.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Pharma-grade requires GMP-equivalent documentation and full impurity profile
• TSCA certification mandatory; declare intended pharmaceutical intermediate use
• Glass-lined containers preferred to prevent reaction with metal packaging