SPECIFICATION
Applications
The macroporous matrix and special ion exchange group functionality imparts ideal nitrate selectivity to Pure PA202 making this resin particularly suitable for nitrate removal even when moderate to high concentrations of sulphate are present.
Technical characteristics of the media
- Polymer Matrix Structure – Macroporous, Styrene / DVB
- Functional Group: R-N-R3+Cl-
- Ionic Form, as shipped – H+ / OH+
- Physical Form And Appearance – Clear Spherical Beads
- Sphericity – 95% min
- Screen Size Range (U.S. Standard Screen) – 16-50 mesh, wet
- Particle Size Range – +1.2 mm < 5%, -0.3 mm < 1%
- Uniformity coeficient – 1.6 max
- Water Retention, Cl– form – 52-56%
- Swelling Cl- → NO3– 5-10%
- Shipping Weight, Cl– form – 680-730 g/l
- Total Exchange Capacity, Cl– form – 1.0 eq/l min
- pH range – 0-14
Suggested operating conditions
- Maximum Temperature: 100ºC (212ºF)
- Working Exchange Capacity – 25ºC ≥ 300meq/l
- Concentration of Regenerate Solution – NaCl: 8-10%
- Consumption of Regenerate – NaCl(8-10%) Vol. : Resin Vol. = 2-3 : 1
- Flow Rate of Regenerate Solution – 4-6 m/hr
- Regenerate Contact time – 30-60 minutes
- Rinse Flow Rate – 15-25 m/hr
- Rinse Time – approx. 25 minutes
- Operating Flow Rate – 15-25 m/hr
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