Chromatography Column Holder for HPLC Systems
This precision-machined holder secures chromatography columns in high-performance liquid chromatography (HPLC) systems classified under 9027.50.40. It ensures stable alignment during analysis of chemical compositions in pharmaceuticals and research labs. Falls under 9027.90.56.50 as a dedicated accessory for these electrical chromatographic instruments.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If used in industrial-scale chromatography pumps
Classified as parts of liquid displacement pumps rather than analytical instrument accessories.
If suitable for multiple unrelated lab instruments
General lab parts not dedicated solely to chapter 90 analytical apparatus fall here.
If imported as complete laboratory machinery component sets
Machines for chemical analysis not elsewhere specified take precedence over instrument parts.
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Import Tips & Compliance
• Verify compatibility certification with specific 9027.50.40 models to avoid misclassification as general lab parts
• Include technical specs and OEM part numbers in documentation for customs valuation
• Watch for anti-dumping duties on precision metal components from certain Asian manufacturers
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