Multibeam Echo Sounder Calibration Sphere from Mexico
Precision tungsten carbide sphere used for calibrating multibeam echo sounders in geophysical bathymetric surveys. HTS 9015.90.0160 accessory for geophysical depth instruments. Known acoustic target signature.
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
• Acoustic reflectivity specifications and size tolerances
• Echo sounder model calibration procedures