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The POROLUX™ BP is our newly developed first bubble point (FBP) tester, and is used to detect only the largest pores (FBP) in filtration and separation media. With a pressure going up to 5 bar (75 PSI), the instrument is able to detect pores down to 0.1 µm. 
Ideal for applications where knowledge about only the largest pore is important, the POROLUX™ BP offers quick and accurate results on 
  • Measured first bubble point 
  • Calculated first bubble point


  • Measurable First Bubble Point range from ca. 500 µm to 0.1 µm
  • Standard pressure range from 0-5 bar (75 psi)
  • Calculated and measured bubble point
  • 1 sample holder of 25 mm diameter for sample thicknesses up to 3 mm
  • Touch screen control unit