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201×7 Strong-Base Type I (Gel) Anion Exchange Resin - 副本
It is mainly used in pure water and high purity water manufacturing, extraction and decolorization of biochemical products, wastewater treatment, separation of organics, extraction of radioelements, extracting the tungsten and molybdenum in hydrometallurgy etc.
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Product description
Parameters
2.Typical Physical and Chemical Properties: |
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Items | Specification |
Polymer Matrix Structure | Crosslinked Polystyrene Divinylbenzene |
Physical Form and Appearance | Spherical beads |
Functional Groups | [-N(CH3)3OH] |
Ionic Form ,as shipped | CL- |
Total Capacity, CL- form, wet, volumetric | ≥1.4eq/l min |
Moisture Retention, CL- form | 42-48% |
Particle Size Range | 0.3mm-1.2mm |
<0.3mm (max.) | 1% |
Uniformity Coefficient (max.) | 1.6 |
effective size | 0.4-0.7mm |
Reversible Swelling CL-→ OH –(max.) | 18-25% |
Shipping Weight (approx.) | 670 -730g/l |
Specific Gravity, moist CL- Form | 1.09 |
pH Range, Stability | 0 - 14 |
3.Suggested Operating Condition |
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Maximum Temperature | OH- Form | 60 °C (140oF) max. |
CL- Form | 80 °C (176oF) max | |
Backwash Rate | 50 to 75% Bed Expansion | |
Regenerant Concentration | 2-4% NaOH | |
Regenerant dosage | NaOH | NaOHvolume: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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