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201×7MB styrene series strongly basic anion exchange resin

201×7MB is a sort of anion exchange resin that has quaternary ammonium group [-N(CH3)3OH] in the styrene-diethylene benzene copolymer with 7% cross linking degree. It is used mainly to produce pure water and ultra pure water in the mixed bed system, with the characteristics such as excellent hydraulics trait and physical stability.
Executing standard:GB/T 13660–2008 DL / T 519–2014
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Product description
Parameters

 

2.Typical Physical and Chemical Properties:

 

ITEMS DATA
Appearance Flaxen to chryso spherical grain
Ionic form Cl
Moisture  content % 42.00~48.00
The maximal regenerated capacity mmol/g ≥3.80
Strong function group exchange capacity  ≥3.50 mmol/g
Total exchange capacity mmol/ml ≥1.35
Shipping weight g/ml 0.67~0.73
True density g/ml 1.07~1.10
Particle size range % (0.40mm~0.90mm) ≥ 95
Lower limit size % (>0.90mm) ≤1
The effective size mm 0.500~0.800
Uniformity coefficient ≤1.40
Sphericity after attrition % ≥90.00

 

 

3.Suggested Operating Condition

 

ITEMS Reference value
PH range 1~14
Max.operation temperature in chlorine form℃ 80
Swelling upon complete conversion(Cl-→OH-)% ≤25
Working exchange capacity mmol/L ≥400
Working flow rate m/h 15~30

 

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