Laboratory Centrifuge Speed Changer from Mexico
Manual pulley speed changer for research centrifuges with belt position selector. HTS 8483.40.50 as hand-operated variable ratio device for lab use. Provides precise rotor speed control.
Duty Rate — Mexico → United States
12.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document maximum RCF (relative centrifugal force) capabilities
• Include biosafety level compatibility (BSL-2/3)
• Distinguish from complete centrifuge assemblies (8421.19)