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A Particle Size Analyzer That Can Handle Measurement

            in the Nano to Micron Ranges



            Nano Particle Size Analyzer                                                                                               Microbubble and Nanobubble Size Measurement Using the SALD-7101
            SALD-7101                                                                                                                   The size of nanobubbles and microbubbles can be measured in one range.



                                                                                                                                        Its real-time measurement capability enables the instrument to be used as a monitor.





                                                                                                                                      Water discharge      Pump


                                                                                                                                                                                       Forward-scattered light sensor







                                                                                                                                                                     Back-scattered/
                                                                                                                                                                     side-scattered light sensor  Flow cell                    PC









            Features                                                                                                                                                                               Real-time measurements can be used to

                                                                                                                                                                                                   configure a bubble-size control system.
              Particle size distribution can be measured in a range of 10 nm to 300 µm at one-second intervals.                                                               Bubble generator
              Particle size distribution can be measured in a wide particle concentration (volume concentration) range of a few ppm to 20%.
                                                                                                                                                                               Water injection
              Particle size distribution can be measured in highly viscous liquid media.

              Particles in film can be analyzed.
              The size of microbubbles and nanobubbles can be measured in real time.
                                                                                                                                             Nomalized Particle   Amount                        Nomalized Particle   Amount



            Specifications

                                                                                                                                                         Particle Diameter (µm)                             Particle Diameter (µm)
              Measurement principle  Laser diffraction/scattering method
                                                                                                                                                          (a) Nano-Bubble                                   (b) Micro Bubble
               Measurement range     10 nm (0.01 µm) to 300 µm
                                                                                                                                                                         Measurememt of Micro Bubble and Nano-Bubble
                  Light source       UV semiconductor laser (375 nm wavelength)

                                     Detector elements for UV semiconductor laser                                                     These results were obtained with the bubble generator and flow cell connected.
                  Light detector                                                                                                      Using the SALD-7101, the flow cell and bubble generator are directly connected, as shown in the diagram. This allows online,
                                     Total 81 elements (76 forward, 1 side, 4 back)
                                                                                                                                      real-time diameter measurements of the microbubbles and nanobubbles formed, which permits feedback of the bubble diameters.



                                                                                                                                                                                                                        IG-1000 Plus
      16                                                                                                                                                                                                                  Single Nano Particle Size Analyzer  17
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