Organic Solvent Nanofiltration:
| Model |
oNF-2 |
oNF-1 |
oNF-3 |
| Polymer |
Silicone polymer-based |
Silicone polymer-based |
Silicone polymer-based |
Pore Size / MWCO* (Dependent on solvent type and chemical composition of feed mixture) |
250 – 450 Da |
450 – 700 Da |
700 – 1,000 Da |
| pH |
N/A |
N/A |
N/A |
| Recommended Temp. Range |
up to 60°C (140°F) |
up to 60°C (140°F) |
up to 60°C (140°F) |
| Operating Pressure Range |
15 - 35 bar (217 - 507 psi) |
15 - 35 bar (217 - 507 psi) |
15 - 35 bar (217 - 507 psi) |
| Model |
Puramem Selective |
Puramem Performance |
Puramem Flux |
| Polymer |
Silicone-coated PAN |
Silicone-coated PAN |
Silicone-coated PAN |
| Pore Size |
300-500 Da |
300-500 Da |
300-500 Da |
| pH |
7 |
7 |
7 |
| Max Temperature |
50°C (122°F) |
50°C (122°F) |
50°C (122°F) |
| Max Pressure |
20 - 60 bar (290 - 870 psi) |
20 - 60 bar (290 - 870 psi) |
20 - 60 bar (290 - 870 psi) |
| Model |
A-3011 |
A-3012 |
A-3014 |
| Polymer |
Proprietary |
Proprietary |
Proprietary |
| Stability |
Acid |
Acid |
Acid |
| Pore Size |
100 Da |
200 Da |
400 Da |
| pH |
0 – 12 |
0 – 12 |
0 – 12 |
| Max Temp |
80°C (176°F) |
80°C (176°F) |
80°C (176°F) |
| Max Pressure |
70 bar (1,015 psi) |
70 bar (1,015 psi) |
40 bar (580 psi) |
| Model |
B–4021 |
B–4022 |
B–4024 |
| Polymer |
Proprietary |
Proprietary |
Proprietary |
| Stability |
Base |
Base |
Base |
| Pore Size |
100 Da |
200 Da |
400 Da |
| pH |
3 - 14 |
3 - 14 |
3 - 14 |
| Max Temp |
60°C (140°F) |
60°C (140°F) |
60°C (140°F) |
| Max Pressure |
60 bar (870 psi) |
60 bar (870 psi) |
40 bar (580 psi) |
| Model |
S-3011 |
S-3012 |
S-3014 |
| Polymer |
Proprietary |
Proprietary |
Proprietary |
| Stability |
Solvent |
Solvent |
Solvent |
| Pore Size |
100 Da |
200 Da |
400 Da |
| pH |
2 – 12 |
2 – 12 |
2 – 12 |
| Max Temp |
60°C (140°F) |
60°C (140°F) |
60°C (140°F) |
| Max Pressure |
70 bar (1,015 psi) |
70 bar (1,015 psi) |
40 bar (580 psi) |
| Model |
A-U301 |
A-1801 |
| Polymer |
Proprietary |
Proprietary |
| Stability |
Acid |
Acid |
| Pore Size |
2,500 Da |
10,000 Da |
| pH |
0 – 12 |
0 – 12 |
| Max Temp |
50°C (122°F) |
80°C (176°F) |
| Max Pressure |
40 bar (580 psi) |
10 bar (145 psi) |
| Model |
S-U301 |
S-1801 |
| Polymer |
Proprietary |
Proprietary |
| Stability |
Solvent |
Solvent |
| Pore Size |
2,500 Da |
10,000 Da |
| pH |
2 – 12 |
2 – 12 |
| Max Temp |
50°C (122°F) |
50°C (122°F) |
| Max Pressure |
40 bar (580 psi) |
10 bar (145 psi) |