Nupore Cellulose Nitrate Membrane Filter - Type CN

 

Cellulose Nitrate Membrane Disc Filters are hydrophilic, non-media, migrating, biologically inert, plain white absolute membrane filter available in wide range of pore size from 0.22 Ám to 8.0 Ám.

Features and Benefits :

  •       1. Absolute retention
  •       2. High flow rates
  •       3. Narrow pore size distribution
  •       4. Low extractable levels

Specifications :

Pore Size 0.22µm 0.45µm 0.8µm 1.2µm 5.0µm
Diameter 13mm, 25mm, 47mm, 90mm, 142mm, 293mm
Water Flow Rate (ml/min/cm²) at
ΔP = 10psi, 20°C
20 46 259 364 780
Retention Efficiency 0.22µm: LRV > 7 for br. diminuta

 

Sterilisation: Autoclavable at 121°C in dry condition.

Maximum Operating Temperature: 80°C continuous

Maximum Operating Pressure: 3 Kg/cm2

Biosafety: Passes the Biological tests for Class VI plastics as described in USP

Oxidizable Matter: Passes as per USP

Integrity Test Data :

Pore Size Wetting Fluid Bubble Point
0.22µm Water 52psi 3.65 kg/cm²
0.45µm Water 33psi 2.32 kg/cm²
0.8µm Water 14psi 0.98 kg/cm²

 

Applications :

  •         i.    Sample Preparations
  •         ii.   Microbiological studies
  •         iii.  Filtration of aqueous solutions

Ordering Information :

Type CN
Pore Size (µm) 0.22, 0.45, 0.8, 1.2, 3, 5
Diameter (mm) 13, 25, 47, 90, 142, 293
* Other dimensions are available on request.