122 Superior Phenolic Aldehyde Series Weakly Acidic Cation-Anion Exchange Resin
This is a kind of cation exchange resin which has carboxylic acid groups [-COOH] in the phenolic aldehyde copolymer.
Typical Physical and Chemical Properties:
|
Items |
Specification |
|
Matrix |
Phenolic aldehyde |
|
Appearance |
Orange to brown spherical particle |
|
Functional group |
-COOH |
|
Total exchange capacity (mmol/g) (dry) |
≥4.0(H) |
|
Particle size range (%) (0.315-1.25mm) |
≥95 |
|
Water retention (%) |
60 - 80 |
|
True wet density (g/ml) |
1.05 - 1.15 |
|
Shipping Weight (approx.) |
0.70 - 0.80 |
|
Physical strength (%) |
------- |
|
Total reversible swelling(%) |
H → Na ≤55.2 |
|
Ionic form as shipped |
H+ |
Applications:
It is mainly used in decolorization of streptomycin, colomycin, terramycin, acheomycin and other antibiotics. It is also used in decolorization and purification of amino acid, monosodium glutamate and sugar,reclamation of vitamin B12.
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