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D113 Macroporous Weak Acid Cation Exchange Resin
Use in the deionization and softening of water and aqueous organic solutions,with 001x7 strongly acidic cation exchange resin can remove alkalinity and hardness from water obviously,especially removing hydrogen carbonates, carbonates and other alkali salts. It is also used in industrial wastewater treatment, metal recycling, separation and purification of biochemical pharmaceuticals etc.
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2.Typical Physical and Chemical Properties: |
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Items | Specification | |
Polymer Matrix Structure | Acrylic Crosslinked with DVB | |
Physical Form and Appearance | Macroporous spherical beads | |
Functional Groups | R-COOH | |
Ionic Form ,as shipped | H+ | |
Total Capacity, H+ form, wet, volumetric | ≥4.2 eq/l min | |
Moisture Retention, H+ form | 45-52% | |
Particle Size Range | 0.3mm-1.2mm | |
0.4mm-1.2mm | ||
<0.3mm (max.) | 1% | |
Uniformity Coefficient (max.) | 1.6 | |
effective size | 0.4-0.7mm | |
Reversible Swelling | Na+ → H+ (max.) | 65% |
Shipping Weight (approx.) | 720 -800g/l | |
Specific Gravity, moist H+ Form | 1.18 | |
pH Range, Stability | 4-14 |
3.Suggested Operating Condition |
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Maximum TemperatureH+ Form | 120°C (248oF) max. |
Backwash Rate | 50to 75% Bed Expansion |
Regenerant Concentration Hydrogen Cycle | 1% to 4% HCl or 0.5-1.0% H2SO4 |
Regenerant dosage | HC1 or H2SO4 volume:resin volume =3:1 |
Regenerant Flow Rate | 2 to 4 BV/h |
Regenerant contact Time | At least 40 minutes |
Service Flow Rate | 10-25m/h |
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