Product Description

 **1×7 Styrene series Gel Strong Acid Cation Exchange Resin
1. Description
**1×7 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:
1、Polymer Matrix Structure：Crosslinked Polystyrene Divinylbenzene
2、Physical Form and Appearance：Brown yellow to buown grey color beads
3、Functional Groups：R-SO3H
4、Ionic Form ,as shipped：Na+
5、Total Capacity, Na+ form, wet, volumetric：≥1.9 eq/l min
6、Moisture Retention, Na+ form：****0%
7、Particle Size Range：0.3mm*1.2mm
8、<**0 μm (max.)： 1%
9、Uniformity Coefficient (max.) ：1.6
*0、effective size：0.**0.7mm
*1、Reversible Swelling  Na+ → H+ (max.)：*0%
                  a2+→Na+(max.)：5%
*2、Shipping Weight (approx.)：**0 ***0g/l
*3、Specific Gravity, moist Na+ Form：1.*7
*4、Temperature Limit：**0°C (**0 °F)
*5、pH Range, Stability：0 - *4

3.Suggested Operating Condition
1、Maximum Temperature：   Na+ Form **0°C (**8oF) max.
                               H+ Form **0°C (**2oF) max.
2、Backwash Rate： *5 to *0% Bed Expansion
3、Regenerant Concentration：Hydrogen Cycle 3% HCl or 2 to 3% H2SO4
                      Sodium Cycle 6% to 8% NaCl or 3% NaOH
4、Regenerant  dosage：HC1 or  H2SO4 HC1 or H2SO4 volume:resin volume =3:1
                        NaCl volume:resin volume =2:1
                        NaOH volume:resin volume =3:1
5、Regenerant Flow Rate：2 to 4 BV/h
6、Regenerant  contact Time：At least *0 minutes
7、Service Flow Rate：****5m/h
4.Applications
It is used in hard water softening,pure water manufacturing, hydro-metallurgy, rare elements separation, aminophenol extracting it is widely used in water treatment, sugar manufacturing, pharmacy, monosodium glutamate, hydro-metallurgy industries and so on.

**1×8 Styrene series Gel Strong Acid Cation Exchange Resin
1. Description
**1×8 is a high purity premium grade ,high capacity, gelular, sulfonated, polystyrene cation resin supplied in the sodium or hydrogen form as moist, tough, uniform, spherical beads. **1×8 is intended for use in all water softening, dealkalization, deionization and chemical processing applications.

2.Typical Physical and Chemical Properties:
1、Polymer Matrix Structure：Crosslinked Polystyrene Divinylbenzene
2、Physical Form and Appearance：Brown yellow to buown grey color beads
3、Functional Groups：R-SO3H
4、Ionic Form ,as shipped：Na+
5、Total Capacity, Na+ form, wet, volumetric：≥2.0 eq/l min
6、Moisture Retention, Na+ form ：****8%
7、Particle Size Range：0.3mm*1.2mm
8、<**0 μm (max.)：1%
9、Uniformity Coefficient (max.)：1.6
*0、effective size：0.**0.7mm
*1、Reversible Swelling  Na****-H+ (max.)：8%
                  Ca2***-Na+(max.)：4%
*2、Shipping Weight (approx.)：**0 ***0g/l
*3、Specific Gravity, moist Na+ Form：1.*9
*4、Temperature Limit：**0°C (**0 °F)
*5、pH Range, Stability：0 - *4

3.Suggested Operating Condition
1、Maximum Temperature Na+ Form：**0°C (**8oF) max.
                H+ Form：**0°C (**2oF) max.
2、Backwash Rate：*5 to *0% Bed Expansion
3、Regenerant Concentration：Hydrogen Cycle 3% HCl or 2 to 3% H2SO4
                      Sodium Cycle 6% to 8% NaCl or 3% NaOH

4、Regenerant  dosage： HC1 or H2SO4 volume:resin volume =3:1
                 NaCl volume:resin volume =2:1
                 NaOH volume:resin volume =3:1
5、Regenerant Flow Rate：2 to 4 BV/h
6、Regenerant  contact Time：At least *0 minutes
7、Service Flow Rate：****5m/h
4.Applications
It is used in water softening applications and Demineralization，good kinetic performance across a wide range of operating conditions while offering excellent chemical and physical stability