White Supersulfate Cement from Germany
White supersulfate cement combines Portland clinker with high sulfate content for sulfate resistance, maintaining white color through low-iron components. Classified under HTS 2523.21.00.00 as white hydraulic cement, artificially colored if needed. Used in harsh marine environments.
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
• Provide sulfate resistance test results (EN 197-1) to distinguish from standard Portland
• Ensure clinker-slag blend ratios documented; excessive slag may alter classification