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  Grid Marked Membrane Disc Filters
Types Available | Validated | Specifications | Water Flow Rates | Ordering Information
 
mdi Grid marked Cellulose Nitrate membranes are useful for water microbiology and the grid on the surface facilitates counting of colonies.
 

 
 
Cellulose Nitrate Membrane Disc Filter
   
  Types Available
 
  • GCN:  Grid marked Cellulose Nitrate membrane
  • RGCN:  Pre sterilized GCN membrane in reel form
 
Validated
 

>>ASTM D4200-82
Standard test method for evaluating inhibitory effect of ink
grids on membrane filters

>>ASTM D3508-78
Standard test method for evaluating water testing membrane
filters for fecal coliform recovery

 
Specifications
 
Pore Size 0.45μm
Diameter 47mm
Bubble Point >32psi (2.25Kg/cm²) with water
Retention Efficiency LRV > 7 for Sr. marcescens

 
Water Flow Rates
 
Type
Water Flow Rates
at ∆P = 10psi, 27 °C
GCN
45ml /min/cm²

 

 
Ordering Information
 
             
Type
Type
Code
GCN
GCNX
RGCN
RGCN
Size
Size
Code
47mm
09
Pore Size
Pore Size
Code
0.45µm
02
XX
XX
Sterile/ Non Sterile
Code
Non Sterile
1
Sterile
2
Pack Size
Pack Size
Code
100
04
               
  To order please specify:
 
GCNX
09
02
XX
XX
2
04

 
     

  
 
 
 
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