Glass microfiber Filters
|
Key Features
|
|
| Typical Grade Properties | |||||
|
Grades
|
Retention in µm
|
Filtration Speed
Herzberg sec/100mls |
Filtration Speed
Rapidity mls/min |
Loading
capacity |
Whatman Cross
Reference |
|
151
|
0.7
|
343
|
20
|
Very High
|
GF/F
|
|
121
|
1.0
|
152
|
45
|
Very High
|
GF/B
|
|
131
|
1.0
|
91
|
75
|
Very High
|
GF/C
|
|
161
|
1.1
|
68
|
100
|
Very High
|
934AH
|
|
111
|
1.2
|
57
|
120
|
Very High
|
GF/A
|
|
141
|
3.1
|
29
|
235
|
Very High
|
GF/D
|
|
Catalog Numbers
|
|||||||||
|
(100 circles/pack)
|
|||||||||
|
Size*
|
111
|
121
|
131
|
141
|
151
|
161
|
|||
|
2.1
|
1110-0210
|
1210-0210
|
1310-0210
|
1410-0210
|
1510-0210
|
1610-0210
|
|||
|
2.4
|
1110-0240
|
1210-0240
|
1310-0240
|
1410-0240
|
1510-0240
|
1610-0240
|
|||
|
2.5
|
1110-0250
|
1210-0250
|
1310-0250
|
1410-0250
|
1510-0250
|
1610-0250
|
|||
|
4.25
|
1110-0425
|
1210-0425
|
1310-0425
|
1410-0425
|
1510-0425
|
1610-0425
|
|||
|
4.7
|
1110-0470
|
1210-0470
|
1310-0470
|
1410-0470
|
1510-0470
|
1610-0470
|
|||
|
5.5
|
1110-0550
|
1210-0550
|
1310-0550
|
1410-0550
|
1510-0550
|
1610-0550
|
|||
|
7.0
|
1110-0700
|
1210-0700
|
1310-0700
|
1410-0700
|
1510-0700
|
1610-0700
|
|||
|
9.0
|
1110-0900
|
1210-0900
|
1310-0900
|
1410-0900
|
1510-0900
|
1610-0900
|
|||
|
11.0
|
1110-1100
|
1210-1100
|
1310-1100
|
1410-1100
|
1510-1100
|
1610-1100
|
|||
|
12.5
|
1110-1250
|
1210-1250
|
1310-1250
|
1410-1250
|
1510-1250
|
1610-1250
|
|||
|
15.0
|
1110-1500
|
1210-1500
|
1310-1500
|
1410-1500
|
1510-1500
|
1610-1500
|
|||
|
24.0
|
1110-2400
|
1210-2400
|
1310-2400
|
1410-2400
|
1510-2400
|
1610-2400
|
|||
|
32.0
|
1110-3200
|
1210-3200
|
1310-3200
|
1410-3200
|
1510-3200
|
1610-3200
|
|||
| * All circle diameters are in centimeters | |||||||||