202x7 Styrene Series Gel Strong Base Anion Exchange Resin
1. Product introduction
202x7 is an anion exchange resin with quaternary ammonium group [- n (CH3) 3OH] on the 7% styrene divinylbenzene copolymer. It is mainly used for the pure water manufacturing, radioactive element extraction, etc..
2. Physical and chemical performance indicators
Product
|
202x7
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Resin structure
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Styrene divinylbenzene
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Appearance
|
Colorless to yellowish globular granules
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Functional group
|
–N+(CH3)3
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Mass exchange capacity (mmol/g)
|
≥3.50
|
Volume exchange capacity (mmol/ml)
|
≥1.30
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Particle size range % ≥95
|
0.315-1.25mm
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Moisture content (%)
|
40-48
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Specific density (g/ml)
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1.04-1.07
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Bulk density (g/ml)
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0.64-0.74
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Sphericity after attrition
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≥90%
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Reversible swelling (%)
|
Cl-→ OH- 18-22
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Factory form
|
Cl-
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