| Customization: | Available |
|---|---|
| Formula: | R -N+(CH2coo)2 - |
| Molecular Principal Chain: | Carbon Chain Polymer |
|
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Chelating Macroporous Styrene Series
Weak Acid Iminodiacetate Group Cation Exchange Resin
for Heavy Metallic Cadmium(Cd2+) Removal
| TECH-INDEXES: | SPECIFICATIONS: |
| Matrix: | Styrene-divinylbenzene copolymer |
| Functional groups: | _N+(CH2COO)2- (iminediacetic acid) |
| Physical form: | Griege opaque spherical beads |
| Ionic form as shipped: | Na+ form |
| Moisture holding capacity(%): | 57 to 59% |
| Cadmium ions(Cd2+) adsorption capacity: | ≥70g/L |
| Total bulk exchange capacity: | ≥1.99mmol/ml |
| Moisture true density: | 1.14~1.19g/mL |
| Moisture bulk density: | 0.71~0.80g/mL |
| Effective particle size: | 0.4~0.6mm |
| Particle size: | 0.315~1.20mm |
| Uniformity coefficient: | ≤1.6 |
| Integrated beads ratio after grinding test: | ≥95℅ |
| Maximum swelling rate of resin after ionic state transition: | Na+ ->H+ : 12% |
| Maximum operating temperature: | 120°C |
| Minimum bed depth: | 800mm |
| Service flow rate: | 5~40 BV*/h |
| Maximum service velocity: | 60 m/h |
| Regenerant: | HCl | H2SO4 | |
| Level(Counted by 100%): | 50-100g/L | 70~150g/L | |
| Concentration: | 4~8℅ | 10~30℅ | |
| Flow rate: | 1~3 BV*/h | 0.5~2 BV*/h | |
| Minimum contact time: 30min | |||
| Slow rinse: | 2BV at regeneration flow rate | ||
| Fast rinse: | 4~8 BV at service flow rate | ||
| *1 BV(Bed Volume)= 1m3 solution per m3 resin | |||
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