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Anion-Exchange Membrane for Electrodialysis - dry storage | Reichelt Chemietechnik
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Anion-Exchange Membrane for Electrodialysis - dry storage

Anion-Exchange Membrane for Electrodialysis - dry storage
Application area Desalination of sea water or brackish water Preparation of sugar solution,... more

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

Regulations: Approvals of the Food Additives Regulations § 121.2593

No additional information available.
Item Image Design Dimensions
cm
Unit
piece
Price
Euro*
Buy
50376
MA-3475 25 x 25 1 108.00
50377
MA-3475 50 x 50 1 297.00
50378
MA-3475 100 x 100 1 956.00
50379
MA-3512 25 x 30 1 100.00
50380
MA-3512 50 x 30 1 275.00
50381
MA-3512 90 x 100 1 880.00
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