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Whatman™ Cyclopore™ Polycarbonate Black Membrane Filters

Provides a contrast background for epifluorescence and other microscopy applications. Whatman™ Cyclopore™ Polycarbonate Black Membrane Filters improve test sensitivity with low background fluorescence.

Manufacturer:  Whatman™ 70632504

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Catalog No. 09927985




Membrane, Filter; GE; Whatman; Cyclopore; Polycarbonate; Hydrophilic; For microscopy with contrasting background; Smooth for particle visibility; Negligible absorption/adsorption; low protein, stain affinity; Pore size: 0.4um; Dia.: 25m

For filtration and particle detection. True surface capture provides easy examination of samples and short analysis times.

  • No particle shedding provides ultra clean filtrate
  • Negligible absorption and adsorption of filtrate; nonhygroscopic
  • Low affinity for stains provides higher optical contrast and makes visibility under a microscope easy
  • Hydrophilic with low levels of nonspecific protein binding
  • Low tare weight
  • Autoclavable: 30 min. at 121°C

Description & Specifications


For epifluorescence, other microscopy applications requiring contrasting background; To filter sample to use directly for analysis.
Polycarbonate (PC)