Chloromethane Silicone Monomer Precursor from Germany
High-purity chloromethane serves as the methylating agent in the direct process for producing dimethyldichlorosilane, the primary silicone monomer. Classified under HTS 2903.11.0010 as it is chemically defined chloromethane used in organosilicon synthesis. Ultra-high purity minimizes side reactions.
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
• Specify electronic grade purity (>99.999%) with metallic impurity analysis for semiconductor applications
• Coordinate with silicone polymer HTS 3910.00 declarations for complete supply chain
• Monitor for HCl byproduct formation during storage; requires alkaline scrubber systems