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D330 Macroporous styrene series weakly alkaline anion exchange resin
It is mainly used in water treatment to remove Cl- and SO2-, removing inorganic acid, extracting organic acid and decolorization when refining the citric acid, streptomycin, malic acid, amino acid etc. And it also can be used in recycling of copper and silver ions.
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Product description
Parameters
2.Typical Physical and Chemical Properties: |
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Items | Specification |
Polymer Matrix Structure | Epoxy |
Physical Form and Appearance | Golden yellow spherical particle |
Ionic Form ,as shipped | Free Base |
Functional Groups | -NH2、=NH、=N、=N- |
Total Capacity, wet, volumetric | ≥2.1eq/l min |
Moisture Retention, FB form | 60-80% |
Particle Size Range | 0.3mm-1.2mm |
<0.3mm (max.) | 1% |
Uniformity Coefficient (max.) | 1.6 |
effective size | 0.4-0.7mm |
Reversible Swelling FB –→CL- (max.) | 30-40% |
Shipping Weight (approx.) | 650 -720g/l |
Specific Gravity, moist FB Form | 1.1 |
pH Range, Stability | 1-9 |
3.Suggested Operating Condition |
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Maximum Temperature: Free Base Form | 100°C (212oF) 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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