Thulium-170 Density Gauge from Canada
Soft gamma source (Tm-170) for measuring concrete density during road construction quality control. Industrial ionizing radiation apparatus under HTS 9022.29.80.00 excluding medical applications. Troxler-style surface mount.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• ASTM D6938 compliance certificate required
• Backscatter vs transmission mode specs documented
• Calibration rods imported separately under 9027