NameDescriptionContent

SA-2 Polystyrene Gel Strong Acid Cation Exchange Resin

The SA-2 has sulfonic group (-SO3H) in the styrene-diethylene benzene copolymer. It is used in the extraction of various amino acids, including lysine, glutamic acid, glutamine, etc.

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The SA-2 has sulfonic group (-SO3H) in the styrene-diethylene benzene copolymer. It is used in the extraction of various amino acids, including lysine, glutamic acid, glutamine, etc.

Product:  SA-2 Polystyrene Gel Strong Acid Cation Exchange Resin

 

 

Description:

The SA-2 has sulfonic group (-SO3H) in the styrene-diethylene benzene copolymer. It is used in the extraction of various amino acids, including lysine, glutamic acid, glutamine, etc.

 

 

Physical and Chemical Performance Indicators

Polymer structure

Gel polystyrene crosslinked with divinylbenzene

Exterior

Brown yellow to brown grey color beads

Functional group

-SO3H

Ionic form

Na+

Mass exchange capacity (mmol/g)

≥ 4.5

Volume capacity (mmol/l)

≥ 2.00

Particle size(0.315-1.25)mm

≥ 95%

moisture(%)

42.0 - 48.0

Bulk density(g/ml)

0.80 - 0.88

Sphericity after attrition %

≥ 90

Max swelling rate(%)

Na→ H+ 6 - 8

PH Scope of use

1-14

Maximum use temperature °C

H+ 100

Na+ 120