| |
Adsorbent
Recommendations |
|
| Application |
Type |
Grade |
Comments |
| Air
Prepurification |
13X |
MS 544 HP |
Removal of H2O
and CO2 prior to cryogenic separation of Oxygen and Nitrogen |
| VSA
/ PSA Oxygen |
10X |
MS VSA - 10 |
High performance
molecular sieve adsorbents used in Oxygen / Nitrogen separation processes |
| 13X |
MS PSA - 12 |
| 5A |
MS VSP - 5 |
| Hydrogen Purification |
5A |
MS 521 / 522 |
Removal of H2O
and CO2 and trace hydrocarbon impurities by pressure swing
Hydrogen purification processes |
| Silica Gel |
Grade 40 |
Heavier Hydrocarbon Recovery in H2 - PSA Units |
| Solvent
Dehydration |
3A |
MS 562 / 564 |
Dehydration of Benzene, Toluene,
Xylene and other Solvents to less than 1.0 ppm(w) |
| Instrument
Air Dehydration |
Silica Gel |
Grade 03 |
Dehydration of compressed air to a
minus 40oF dew point |
| Sclairtech
Polyethylene Process |
Silica Gel |
Grade 40 |
Purification of the cyclohexane
stream in the Sclairtech Polyethylene process |
| Liquid
Carry Over Protection |
Silica Gel |
Grade 59 |
Special silica to be used as the
top layer of any gas phase adsorber to protect against entrained liquids |
| Ethanol
Dehydration |
3A |
MS 562 / 564 |
H2O
removal in thermal, PSA or VSA ethanol dehydration units |
