Chromatography Papers
Applications
Grade
Weight (g/m2)
Thickness (mm)
Absorption Speed*1 (cm)
Wet Strength*2
Ash (%)
Whatman equivalent
No. 50
140
0.25
6.0
8
0.1
20 Chr
No. 51A
87
0.18
7.5
7
0.01
4 Chr
No. 51B
0.17
7.0
5
0.06
1 Chr
No. 514A
185
0.32
3MM Chr
No. 526
325
0.70
11.0
29
17 Chr
No. 590
285
0.93
18
10