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Virus filtration (tangential flow filtration)

Explore measurement points and instrument selection across the virus filtration process

L F T P P P T A UV F A pH A Cond A pH A Cond A UV 1次側 2次側 G - ウイルスろ過 (TFF) フィルター Einlass Auslass G - Virusfiltration (Tangentialflussfiltration) Filter Inlet Outlet G - Virus filtration (tangential flow filtration) Filter
Tank level monitoring
Retentate flow
Temperature
Retentate pressure
Permeate pressure
Feed pressure
Temperature
Permeate UV
Permeate flow
System pH
System conductivity
Retentate pH
Retentate conductivity
Retentate UV
Merilno mesto Izdelek Alternative
Nivo merjenje v: Tank level monitoring

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Cleanability, no dead legs, front flush mounting
  • No interaction with agitator operation
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: Continuous / Liquids
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Pretok merjenje v: Retentate flow

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Cleanability (CIP/SIP), no dead legs
  • Fully self-drainable in horizontal installations
  • Design according to ASME BPE standard
  • High reproducibility over a large flow range
  • Small quantities

Tehnične zahteve:

  • Measuring task: Liquids
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40 °C (104 °F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Temperatura merjenje v: Temperature

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Cleanability, no dead legs, front flush mounting
  • Installation in thermowell
  • Easy calibration
  • Long-term stability
  • Linearity over the measurement range
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: Thermometer
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Tlak merjenje v: Retentate pressure

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Front flush mounting for drainability
  • Fast temperature shock response
  • High linearity
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: Pressure
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Tlak merjenje v: Permeate pressure

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Front flush mounting for drainability
  • Fast temperature shock response
  • High linearity
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: Pressure
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Tlak merjenje v: Feed pressure

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Front flush mounting for drainability
  • Fast temperature shock response
  • High linearity

Tehnične zahteve:

  • Measuring task: Pressure
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Temperatura merjenje v: Temperature

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Cleanability, no dead legs, front flush mounting
  • Installation in thermowell
  • Easy calibration
  • Long-term stability
  • Linearity over the measurement range
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: Thermometer
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Analiza merjenje v: Permeate UV

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Fast response time
  • Cleanability (CIP/SIP), gap-free design
  • Fully self-drainable in horizontal installations
  • Design according to ASME BPE standard
  • Smallest hold-up volume

Tehnične zahteve:

  • Measuring task: Concentration
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Pretok merjenje v: Permeate flow

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Cleanability (CIP/SIP), no dead legs
  • Fully self-drainable in horizontal installations
  • Design according to ASME BPE standard
  • High reproducibility over a large flow range
  • Small quantities

Tehnične zahteve:

  • Measuring task: Liquids
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40 °C (104 °F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Analiza merjenje v: System pH

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Cleanability (CIP/SIP), no dead legs
  • High accuracy
  • Suitable for CIP/SIP and autoclaves
  • Long-term stability
  • Easy and accurate calibration
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: pH
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Analiza merjenje v: System conductivity

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • Cleanability (CIP/SIP), gap-free design
  • Wide measurement range 1µS/cm to 100 mS/cm
  • Suitable for CIP/SIP and autoclaves
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: Conductivity
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Analiza merjenje v: Retentate pH

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • High accuracy
  • Suitable for CIP/SIP
  • Long-term stability
  • Easy and accurate calibration
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: pH
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Analiza merjenje v: Retentate conductivity

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Alternative:

Splošne zahteve:

  • High accuracy
  • Wide measurement range
  • Suitable for CIP/SIP
  • Fast response time
  • Design according to ASME BPE standard

Tehnične zahteve:

  • Measuring task: Conductivity
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Analiza merjenje v: Retentate UV

Endress+Hauser ponuja nabor analitskih instrumentov, ki so idealni za to fazo.

Splošne zahteve:

  • Fast response time
  • Cleanability (CIP/SIP), gap-free design
  • Fully self-drainable in horizontal installations
  • Design according to ASME BPE standard
  • Smallest hold-up volume

Tehnične zahteve:

  • Measuring task: Concentration
  • Process pressure: 0 to 16 bar (0 to 232 psi)
  • Max. process temperature: 40°C (104°F)
  • CIP/SIP: 130°C (266°F)
  • Density: 0.8 to 1.25 g/cm³
Stainless steel process skid used in biopharmaceutical manufacturing

Key instrumentation challenges in the virus filtration process

Differential pressure as an indicator of fouling: Continuous virus filtration systems are particularly sensitive because prolonged operation increases the risk of pressure build-up and fouling. Variations in feed conditions can also increase system pressure.

Flow and flux stability as an indicator of process control: Virus filtration performance depends heavily on maintaining a defined flux through the membrane. Flow instability can affect residence time and filter loading.

Detecting filter fouling before failure: Unfortunately, there is rarely a direct measurement for the exact lifetime left in the virus filter. Fouling develops gradually and no single instrument directly measures membrane integrity during operation. This is why trend analytics are often more valuable than a single measurement.

Portfolio highlights

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FAQ

Frequent questions on the virus filtration process