+44 (0) 1904 488 599

Welcome, I’m Alex Davis. Yorlab prides itself on its professional but personal approach to customer service and we are committed to ensuring that we can meet all of your laboratory needs – just give us a call on 01904 488599 or 0191 526 0897

Alex Davis, Managing DirectorAlex Davis, Managing Director

Spectra / Por® Float-A-Lyzer®

Ready-to-use laboratory dialysis devices.

Featuring proprietary ultra-pure biotech cellulose ester (CE) membrane. Perfect for dialysing electro-eluted proteins or chromatography fractions.
  • 95 to 98 % sample recovery.
  • Highest membrane purity.
  • Superior handling and leak prevention.
  • Volume specific dilution control.
  • PP screw-on cap: open and close for in-process sampling; colour-coded for MWCO.
  • Silicone O-ring: leak proof and resealable.
  • PE floatation ring: device body inserts through center to maintain buoyancy in buffer.
  • Sample loading: disposable pipette for 5 and 10 ml (included).
  • Pipette tip for 1 ml (not included).
  • Package: dry with glycerol.
Technical Data:
Membrane Ø:10 mm
Top piece Ø:23 mm
Flotation ring:38 mm
Top / bottom piece:PC
Kleinfeld  Spectra / Por® Float-A-Lyzer®
Kleinfeld  Spectra / Por® Float-A-Lyzer®Kleinfeld  Spectra / Por® Float-A-Lyzer®    
Colour CodeMWCOSample volumeWorking volume
PUOrder No. Price/Unit/GBP 
Green0.1 to 0.5 kDmax. 1 ml0.8 to 1.350125443064-119.95Order
Orange0.5 to 1 kDmax. 1 ml0.8 to 1.350125443065-119.95Order
Black3.5 to 5 kDmax. 1 ml0.8 to 1.350125443066-119.95Order
Yellow8 to 10 kDmax. 1 ml0.8 to 1.350125443067-119.95Order
Red20 kDmax. 1 ml0.8 to 1.350125443068-119.95Order
Violet50 kDmax. 1 ml0.8 to 1.350125443069-119.95Order
Blue100 kDmax. 1 ml0.8 to 1.350125443070-119.95Order
Amber300 kDmax. 1 ml0.8 to 1.350125443071-137.09Order
Pink1000 kDmax. 1 ml0.8 to 1.350125443072-119.95Order
Green0.1 to 0.5 kDmax. 5 ml4.0 to 5.5100125443073-131.73Order
Orange0.5 to 1 kDmax. 5 ml4.0 to 5.5100125443074-131.73Order
Black3.5 to 5 kDmax. 5 ml4.0 to 5.5100125443075-131.73Order
Yellow8 to 10 kDmax. 5 ml4.0 to 5.5100125443076-131.73Order
Red20 kDmax. 5 ml4.0 to 5.5100125443077-131.73Order
Violet50 kDmax. 5 ml4.0 to 5.5100125443078-131.73Order
Blue100 kDmax. 5 ml4.0 to 5.5100125443079-131.73Order
Amber300 kDmax. 5 ml4.0 to 5.5100125443080-131.73Order
Pink1000 kDmax. 5 ml4.0 to 5.5100125443081-131.73Order
Green0.1 to 0.5 kDmax. 10 ml8.0 to 11.0160125443082-134.95Order
Orange0.5 to 1 kDmax. 10 ml8.0 to 11.0160125443083-134.95Order
Black3.5 bis 5 kDmax. 10 ml8.0 to 11.0160125443084-134.95Order
Yellow8 to 10 kDmax. 10 ml8.0 to 11.0160125443085-134.95Order
Red20 kDmax. 10 ml8.0 to 11.0160125443086-134.95Order
Violet50 kDmax. 10 ml8.0 to 11.0160125443087-134.95Order
Blue100 kDmax. 10 ml8.0 to 11.0160125443088-134.95Order
Amber300 kDmax. 10 ml8.0 to 11.0160125443089-134.95Order
Pink1000 kDmax. 10 ml8.0 to 11.0160125443090-134.95Order