Leica Biosystems RM CoolClamp Microtome from China
The RM CoolClamp system maintains specimen temperature during paraffin sectioning, preventing compression artifacts in fatty tissues. Combines Peltier cooling with rotary microtomy for crisp 2-5 micron ribbons. Falls under HTS 9027.90.2000 as advanced microtome technology.
Duty Rate — China → United States
20%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Document Peltier cooling as microtome accessory, not primary refrigerator
• Include comparative studies showing section quality improvement
• Temperature control precision distinguishes from general lab freezers