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GE Nitrocellulose-Mixed Esters of Cellulose Membrane Filters, 0.45 Porosity, 100/pk

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Features of the GE Nitrocellulose-Mixed Esters of Cellulose Membrane Filters:

  • 0.45 Micrometer Porosity

  • Uniform microporous structure has low extractables, low ash

  • Cellulose nitrate/cellulose acetate polymers offer fast flow, high throughput, no contaminating fibers

  • No cytotoxic wetting agents

  • Hydrophilic; extractables <4%; biologically inert; <0.05% ash

  • Gridded types for particle counting

  • Thickness, 150µm (except 0.10µm membranes, 130µm)

  • 0.22 and 0.45µm sizes are tested for microbial recovery, bacteria retention

  • White membranes autoclavable at 121°C (250°F) for 20 minutes

  • Black membranes provide dark background for particle analyses

  • Not autoclavable

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