COC Film

Zoomxfilm Sealing Film
December 3, 2025

COC Film

COC Film

COC film is becoming one of the preferred materials for microfluidic chip manufacturing due to its excellent optical properties, biocompatibility, and temperature resistance.

  • High optical transmittance
  • Low autofluorescence background
  • Excellent chemical resistance
  • Thermal stability
  • Biocompatibility
  • Water vapor barrier properties
  • Easy sterilization

Product Specifications


Product COC Film
Thickness 0.125/0.188/0.25
Material PP
Light Transmittance 92%
For Use With Optical properties: High transmittance (>90%) in both the visible and near-ultraviolet regions, and extremely low autofluorescence, which is crucial for precise analysis such as fluorescence detection. Chemical stability: COC has good resistance to acids, bases, and polar solvents, and is not easily corroded by common chemical reagents, ensuring the stability of the chip during analysis and detection. Biocompatibility: COC material meets pharmaceutical grade standards and has passed relevant international certifications, making it suitable for medical diagnostics and drug delivery systems. Temperature resistance: Meets the temperature requirements for gene amplification or sequencing.