Witherite Drilling Grade Additive from Germany
Natural witherite processed to specific particle size for use as a weighting agent in oil well drilling fluids. HTS 2511.20.00.00 applies as it's unchanged natural barium carbonate, meeting industry specs for density control. Key component in high-pressure drilling operations.
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
• Include API specification compliance certificates for drilling grade to support end-use declaration
• Document bulk density measurements as they relate directly to customs value assessment
• Beware of reclassification if blended with weighting agents like barite under mixtures rules