Mesh Size Conversions
Mesh      Microns
20
25
30
   850
710
600
35
40
45
   500
425
355
50
60
70
   300
250
212
Mesh      Microns
80
100
120
   180
150
125
140
170
200
   106
90
75
230
270
  63
53

Example: 80/100 mesh = particle sizes between 180 and 150 microns.

Deactivation codes:
NAW -- non-acid washed
AW -- acid washed
DMDCS -- dimethyldichlorosilane
BW -- base washed
DA -- deact. for acidic compounds


Supports: available mesh sizes
USP S1A
USP S1AB
USP S1C, SINS
USP S2, S3, S4, S6, S8, S10		   80/120, 100/120
100/120
45/60, 60/80, 80/100, 100/120
60/80, 80/100, 100/120
USP S5
USP S7, S9
USP S11
USP S12		   30/60
60/80, 80/100
80/120
60/80, 80/120
CarboBlack™ B
CarboBlack™ C
CarboBlack™ BHT-100		   60/80, 80/120
60/80, 80/100
40/60
CarboBlack™ III (F)
Chromosorb® 101-108
Chromosorb® G, P, W
Chromosorb® T		   60/80, 80/120
60/80, 80/100, 100/120
45/60, 60/80, 80/100, 100/120
30/60
HayeSep®
Molecular Sieves
Porapak®		   60/80, 80/100, 100/120
45/60, 60/80, 80/100, 100/120
50/80, 80/100, 100/120
Res-Sil™
Silcoport™ P, W
Silcoport™ W BW
Tenax®		   60/80, 80/100
80/100, 100/120
100/120
60/80, 80/100