Application area
Desalination of sea water or brackish water
Preparation of sugar solution, whey and other aqueous and non-aqueous solutions containing ions.
Purification of soiled pickling bathes
Chlorine production
Electrolytic synthesis of periodic acid and other chemicals
Product specification
The membranes are supplied dry and should be stored at a dark place (max. +15 °C). Only for activation they have to be loaded in a 10 % salt solution at +55 °C for at least 3 hours
Chemical stability MA-3475:
Good chemical stability in neutral solutions, in acid solutions (ph 0-7) and in alkaline solutions (ph 7-9)
Fair chemical stability in alkaline solutions (ph 9-14)
Poor chemical stability to mild oxidizing agents and to reducing agents
Chemical stability MA-3512 (at +60 °C):
H2SO4 up to 5 %, HCI and NaOH up to 4 %
Technical specification
Electrical resistance:
MA-3475: 24 Ohm/cm2 (0.1 N NaCI); 8 Ohm/cm2 (1.0 N NaCI)
MA-3512: 14 Ohm/cm2 (0.1 N NaCI); 4 Ohm/cm2 (1.0 N NaCI)
Permeability: 75.0 % (0.5 N NaCI/1.0 N NaCI)
Water permeability: <3.2 ml/h/dm2 (at 0.35 kg/cm2)
Pressure resistance:
MA-3475: min. 14 kg/cm2
MA-3512: min. 12 kg/cm2
Thickness:
MA-3475: approx. 0.40 mm
MA-3512: approx. 0.15 mm
Density:
MA-3475: approx. 405 g/m3
MA-3512: approx. 187 g/m3
Capacity: 0.70 meq/g
Max. temperature: +95 °C
Dimensional stability: wet: excellent; dry: good
| Item | Image | Design |
Abmessung cm
|
Einheit Stück
|
Price Euro* |
Buy |
|---|---|---|---|---|---|---|
| 50376 |
|
MA-3475 | 25 x 25 | 1 | 241.00 | |
| 50377 |
|
MA-3475 | 50 x 50 | 1 | 661.00 | |
| 50378 |
|
MA-3475 | 100 x 100 | 1 | 2,128.00 | |
| 50379 |
|
MA-3512 | 25 x 30 | 1 | 223.00 | |
| 50380 |
|
MA-3512 | 50 x 30 | 1 | 614.00 | |
| 50381 |
|
MA-3512 | 90 x 100 | 1 | 1,959.00 | |
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