Chemical Compatibility of Membranes
MCE: Mixed Cellulose Ester (Nitrocellulose)
CA: Cellulose Acetate
PCTE: Polycarbonate
PTFE: Teflon
CMF: Coated Cellulose Acetate |
|
l : Recommended
u : Limited resistance
X : Not recommended
-- : No data available |
| |
|
|
Polymer/Product
Chemical |
MCE |
CA |
PCTE |
PTFE |
Supported
PTFE |
Hydrophilic
PTFE |
CMF |
37 mm
Monitor |
| ACID |
Glacial acetic acid |
X |
X |
X |
l |
l |
l |
X |
X |
| 10% acetic acid |
l |
l |
l |
l |
l |
l |
l |
u |
| 12kmol/mHydrochloric acid (37%, 12N) |
X |
X |
l |
l |
l |
l |
X |
X |
| 6kmol/mHydrochloric acid (19%, 6N) |
u |
X |
l |
l |
l |
l |
X |
u |
| 12kmol/mNitric acid (53%, 12N) |
X |
X |
l |
l |
l |
u |
X |
X |
| 6kmol/mNitric acid (26%, 6N) |
u |
l |
l |
l |
l |
l |
X |
X |
| 18kmol/mSulfuric acid (96%, 36N) |
X |
X |
X |
l |
l |
X |
X |
X |
| 3kmol/mSulfuric acid (16%, 6N) |
u |
X |
l |
l |
l |
l |
X |
u |
| 85% Phosphoric acid |
l |
X |
X |
l |
l |
l |
X |
u |
| 5% Boric acid |
l |
l |
l |
l |
l |
l |
l |
l |
| 50% Formic acid |
u |
u |
l |
l |
l |
l |
u |
-- |
| 35% Hydrofluoric acid |
X |
X |
l |
l |
l |
l |
X |
X |
| 60% Perchloric acid |
l |
X |
X |
l |
l |
l |
X |
-- |
| ALKALI |
6kmol/mSodium hydroxide (26%, 6N) |
X |
X |
X |
l |
l |
l |
X |
X |
| 6kmol/mPotassium hydroxide (20%, 6N) |
X |
X |
X |
l |
l |
l |
X |
X |
| 6kmol/mAqueous ammonia (11%, 6N) |
X |
X |
X |
l |
l |
l |
X |
X |
|
ALCOHOL |
Methyl alcohol |
X |
l |
l |
l |
l |
l |
l |
X |
| Ethyl alcohol |
X |
l |
l |
l |
l |
l |
l |
X |
| Isopropyl alcohol |
u |
l |
l |
l |
l |
l |
l |
X |
| Isobutyl alcohol |
u |
l |
l |
l |
l |
l |
l |
X |
| Butyl alcohol |
l |
l |
l |
l |
l |
l |
l |
X |
| Glycerine |
l |
l |
l |
l |
l |
l |
l |
l |
| Amyl alcohol |
u |
l |
l |
l |
l |
l |
l |
u |
| Benzyl alcohol |
u |
X |
X |
l |
l |
l |
X |
u |
| Ethylene glycol |
X |
l |
l |
l |
l |
l |
l |
u |
| ETHER |
Ethyl ether |
u |
l |
l |
l |
u |
l |
l |
u |
| Isopropyl ether |
l |
l |
l |
l |
l |
l |
l |
X |
| Tetrahydrofuran |
X |
X |
X |
l |
X |
l |
X |
X |
| Dioxane |
X |
X |
X |
l |
l |
l |
X |
X |
| Petroleum ether |
l |
l |
l |
l |
l |
l |
l |
-- |
| ESTER |
Methyl acetate |
X |
X |
X |
l |
l |
l |
X |
X |
| Butyl acetate |
X |
X |
l |
l |
l |
l |
X |
X |
| Amyl acetate |
X |
u |
l |
l |
l |
l |
u |
X |
| KETONE |
Acetone |
X |
X |
X |
l |
l |
l |
X |
X |
| Methylethyl ketone |
X |
X |
X |
l |
l |
l |
X |
X |
| Methyl isobutyl ketone |
X |
X |
X |
l |
l |
l |
X |
X |
| Cyclohexanone |
X |
X |
X |
l |
l |
l |
X |
X |
|
Membranes
Prefilters