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001×7 Extrepure Gel Strong Acid Cation Exchange Resin
1. Description:
001×7 is a high capacity premium grade bead form conventional gel polystyrene sulphonate cation exchange resin designed for use in industrial or household water conditioning equipment, Its acidity is similar to some inorganic acids,such as sulfuric acid [H2SO4] and hydrochloric acid[HCl].It can be used as ion exchanger in alkaline,neutral and acidic mediums.This product has speedy exchange ability and good physical strength.
2.Typical Physical and Chemical Properties:
Items | Specification | |
Polymer Matrix Structure | Crosslinked Polystyrene Divinylbenzene | |
Physical Form and Appearance | Brown Yellow to Brown Grey Color Beads | |
Functional Groups | R-SO3¯ | |
Ionic Form ,as Shipped | Na+ | |
Total Capacity, Na+ form, wet, volumetric | ≥1.9 eq/l min | |
Moisture Retention, Na+ form | 45-50% | |
Particle Size Range | 0.3mm-1.2mm | |
<0.3mm (max.) | 1% | |
Uniformity Coefficient (max.) | 1.6 | |
Effective Size | 0.4-0.7mm | |
Reversible Swelling | Na+ → H+ (max.) | 10% |
Ca2+→Na+(max.) | 5% | |
Shipping Weight (approx.) | 770 -870g/l | |
Specific Gravity, moist Na+ Form | 1.27 | |
Temperature Limit | 120°C (250 °F) | |
pH Range, Stability | 0 - 14 | |
3.Suggested Operating Condition:
Maximum Temperature | Na+ Form | 120°C (248oF) max. |
H+ Form | 100°C (212oF) max. | |
Backwash Rate | 25 to 50% Bed Expansion | |
Regenerant Concentration | Hydrogen Cycle | 3% HCl or 2 to 3% H2SO4 |
Sodium Cycle | 6% to 8% NaCl or 3% NaOH | |
Regenerant dosage | HC1 or H2SO4 | HC1 or H2SO4 volume:resin volume =3:1 |
NaCl | NaCl Volume: Resin Volume =2:1 | |
NaOH | NaOH 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 | |
4: Applications:







1. Q: Can I get your products with our logo and design?
A: Customized service is available. We provide OEM or ODM by customer's logo.
2. Q: What about delivery time?
A: If there're stocks of related items you need, we'll send goods to you in 3 working days after 100% deposit. For container order, the lead time will be 3 weeks normally.
3. Q: Do you accept sample order?
A: Yes,we can make your customized sample before mass order placed.
4 Q: What's the MOQ ?
A: We can offer the quantity you required, as we don't dictate MOQ terms.
5. Q: How about the shipping?
A: (1) If the order is small, door to door service is the best choice via DHL, UPS, Fedex, EMS, TNT.
(2) If you have forwarder in China, we can send the goods to specified warehouse.
(3) For big quantity, you can choose the ocean shipping, we can also provide the effective forwarder for your reference.
6. Q: Why choosinng us?
A: We're providing the one-station shopping service for water filter spare parts and ro water system. And we have our own factory manufacture the water filters and membrane housing(FRP/SUS), also we have our membrane include the homeuse and industrial, with decades year of export, which can make sure the quantity and quality and after-sale service.
7. Q: How to contact with you?
A: Please kindly send me email so that we can send our company catalogue for your reference. Also you can add my NO.: 0086-15875337162 for directly contact.
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