CSA 309
Nuclear Grade Strong Acid Cation Exchange Resin
DOSHION CSA 309 is a specifically developed Nuclear Grade GEL Type Strong Acid Cation Exchange Resin product by the sulfonation of styrene-divinylbenzene copolymers. It has a high capacity with excellent physical and chemical properties especially designed to remove radioactive isotopes from aqueous solutions. It is manufactured under the most stringent quality controls.
DOSHION CSA 309 is a factory regenerated resin, ready to use application for the nuclear industry. The resin is supplied primarily in H+ form.
| PROPERTIES |
|
|---|---|
| Matrix | Cross Linked Polystyrene |
| Functional group | SO3(Sulphonic) |
| Ionic Form | H+ – Hydrogen |
| Physical Form | Hard Moist Beads |
| Particle Size (mm) | 0.30 – 1.20 (mean) |
| Molsture Content % | 48- 54 H+ form |
| Total Exchange Capacity (Min) (eq/L) | 1.8 H+ form |
| Conversion (Min) | 99.0 % H+form |
| Bulk Density or Shopping Weight gms/ltr | 800 – 830 H+ form |
| Operating pH range | 0 – 14 |
| Solubility in common solvents | Insoluble |
| Volume Change %(Max):Na+ to H+ | 8-10 |
| SUGGESTED OPERATING CONDITIONS | ||
|---|---|---|
| Operating temperature °C (max) | °C | 120 |
| Minimum bed depth | cm | 75 |
| Regenerant Concentration | % | 1-5 (H2SO4) 4 – 5 (HCl) |
| Regenerant flow rate | ^BV/hr | 2-8 |
| Regenerant contact time | Minutes | 30 min |
| Regeneration lavel | Kg per m3 of Resin | 60-150 (H2SO4) 30 -150 (HCl) |
| Displacement Rinse rate | *BV/hr | 2-8 |
| Displacement Rinse volume | *BV | 1-2 |
| Fast Rinse rate | *BV/hr | 10-40 |
| Fast Rinse volume | *BV | 4-10 |
| Service flow rate | *BV/hr | 10-40 |
*Bed Volumes/Hour **Meters/Hour *Bed Volumes
@Sulfuric Acid concentration must be adjusted according to calcium content in the feed water.