-
Applications
- Catalysis & Chemical Processing
- Food & Beverage
- Mining & Hydrometallurgy
- Industrial Water
- Municipal & Desalination
- Pharmaceutical
- Power Generation
- Residential & Commercial
- Wastewater & Reuse
-
Products
- Adsorbent Resins
- Catalysts
- Electrodeionization
- Fine Particle Filtration
-
Ion Exchange Resins
- Fine Mesh Resins
- Inert Resins
-
Mixed Ion Exchange Resins
- DOWEX MARATHON MR-3
- DOWEX MONOSPHERE MR-3 UPW
- DOWEX MONOSPHERE MR-450 UPW
- DOWEX MONOSPHERE MR-575 LC NG
- DOWEX MONOSPHERE MR-5 LC NG
- DOWEX MB-50
- DOWEX MB
- DOWEX MONOSPHERE MR-72 LC NG
- DOWEX MONOSPHERE MR-5 LC NG
- AMBERJET UP6040
- AMBERJET UP6150
- AMBERLITE IRN150
- AMBERLITE IRN160
- AMBERLITE IRN170
- AMBERLITE IRN217
- AMBERLITE IRN317
- AMBERLITE MB9L
-
Strong Acid Cation Exchange Resins
- DOWEX MARATHON 650C (H)
- DOWEX MARATHON C
- DOWEX MARATHON C-10
- DOWEX MONOSPHERE C-350
- DOWEX MONOSPHERE C-400
- DOWEX HCR-S/S
- DOWEX HCR-S/S FF
- DOWEX MARATHON MSC
- DOWEX UPCORE Mono C-600
- DOWEX MONOSPHERE 650C (H)
- DOWEX MONOSPHERE 650HXC (H)
- DOWEX MONOSPHERE 650HXC NG (H)
- DOWEX HCR-W2
- DOWEX HGR-W2
- DOWEX MONOSPHERE 575C NG (H)
- DOWEX MONOSPHERE 650C UPW (H)
- DOWEX MONOSPHERE 650C NG (H)
- DOWEX HGR NG (H)
- DOWEX DR-G8
- DOWEX 88 MB
- DOWEX 88 MB (H+)
- DOWEX 88
- DOWEX 88 (H+)
- DOWEX MONOSPHERE 88
- DOWEX MONOSPHERE 88 (H)
- DOWEX MONOSPHERE C-600 B
- DOWEX MONOSPHERE 575C (H)
- DOWEX MONOSPHERE 545C (H)
- DOWEX MONOSPHERE 545C NG (H)
- DOWEX MONOSPHERE MP-525C (H)
- DOWEX MONOSPHERE 750C (H)
- DOWEX MONOSPHERE M-31
- DOWEX MONOSPHERE DR-2030
- DOWEX UPCORE Mono MC-575 (H)
- DOWEX M-31
- DOWEX N406
- DOWEX G-26 (H)
- DOWEX MONOSPHERE 99Ca/320
- DOWEX MONOSPHERE 99Ca/350
- DOWEX MONOSPHERE 99K/320
- DOWEX MONOSPHERE 99K/350
- DOWEX C-75 NG (H+)
- DOWEX CM-15
- DOWEX HCR-S
- DOWEX HGR
- DOWEX MAC-3 LB
- AMBERJET UP1400
- AMBERLITE UP252
- AMBERLITE CR1310 Ca
- AMBERLITE CR1320 Ca
- AMBERLITE FPC11 Na
- AMBERLITE FPC14 Na
- AMBERLITE FPC22 H
- AMBERLITE FPC22 Na
- AMBERLITE FPC23 H
- AMBERLITE SR2L Na
- AMBERLYST 131Wet
- AMBERLYST 15Dry
- AMBERLYST 15Wet
- AMBERLYST 16Wet
- AMBERLYST 31Wet
- AMBERLYST 33
- AMBERLYST 35Dry
- AMBERLYST 35Wet
- AMBERLYST 36Dry
- AMBERLYST 36Wet
- AMBERLYST 39Wet
- AMBERLYST 40Wet
- AMBERLYST 70
- AMBERLYST CH10
- AMBERLYST CH28
- AMBERLYST 121Wet
- AMBERLITE CR1320 K
- AMBERLITE IRN77
- AMBERLITE IRN97 H
- AMBERLITE IRN99
- AMBERLITE IRP69
- AMBERLITE IR120 H
- AMBERLITE IR120 Na
- DOWEX UPCORE IF-62
- AMBERJET 1300H
- AMBERJET 1300Na
- AMBERJET 1500 H
- AMBERJET 1500 H
- AMBERLITE BD10DRY
- AMBERJET 1000 Na
-
Strong Base Anion Exchange Resins
- DOWEX MARATHON 550A (OH)
- DOWEX MARATHON A
- DOWEX MARATHON A LB
- DOWEX MARATHON 11
- DOWEX MARATHON MSA
- DOWEX UPCORE Mono A-500
- DOWEX UPCORE Mono A-625
- DOWEX UPCORE Mono MA-600
- DOWEX MONOSPHERE 550A (OH)
- DOWEX MONOSPHERE 550A
- DOWEX MONOSPHERE 550A UPW (OH)
- DOWEX MONOSPHERE 550A LC NG (H)
- DOWEX SBR LC NG (OH)
- DOWEX MONOSPHERE 700A (OH)
- DOWEX MONOSPHERE MP-725A (OH)
- DOWEX 1
- DOWEX 21K 16/20
- DOWEX 21K 16/30
- DOWEX 21K XLT
- DOWEX RPU
- DOWEX TAN-1
- DOWEX 1 LC NG (OH)
- XZ 91419.00
- AMBERJET UP4000
- AMBERLITE UP900
- AMBERLITE CR1310 Na
- AMBERLITE FPA40 Cl
- AMBERLITE FPA42 Cl
- AMBERLITE FPA90 Cl
- AMBERLITE FPA91 Cl
- AMBERLITE FPA98 Cl
- AMBERLITE IRA458RF CL
- AMBERLITE IRA478RF CL
- AMBERLITE IRA958 CL
- AMBERLITE PWA2
- AMBERLITE PWA5
- AMBERLITE PWA9
- AMBERLITE PWA12
- AMBERLITE PWA15
- AMBERSEP 920U SO4
- AMBERSEP 920UHC SO4
- AMBERSEP 400 SO4
- AMBERSEP 920U Cl
- DOWEX MARATHON A2
- DOWEX 22
- DOWEX UPCORE Mono A2-500
- DOWEX SAR
- DOWEX MONOSPHERE 700A (OH)
- AMBERLITE IRN78
- DUOLITE AP143/1083
- DUOLITE AP143/1093
- AMBERJET 4200 Cl
- AMBERJET 4400 OH
- AMBERJET 4600 Cl
- AMBERJET 9000 OH
- AMBERLITE IRA402 Cl
- AMBERSEP 900 SO<sub>4</sub>
- AMBERLITE IRA410 Cl
- AMBERJET 4500 OH
- Other Resins
- Weak Acid Cation Exchange Resins
-
Weak Base Anion Exchange Resins
- DOWEX 66
- DOWEX MONOSPHERE 66
- DOWEX MONOSPHERE 77
- DOWEX MARATHON WBA
- DOWEX MARATHON WBA-2
- DOWEX UPCORE Mono WB-500
- DOWEX M-43
- DOWEX M4195
- AMBERLITE FPA51
- AMBERLITE FPA53
- AMBERLITE FPA55
- AMBERLITE IRA67
- AMBERLITE IRA96
- AMBERLITE PWA7
- AMBERLITE PWA8
- AMBERLITE PWA10
- XUS 43568.00
- AMBERLITE CR5550
- IMAC HP661
-
Product Selection Guide Via the Periodic Table
- Separation of the Alkaline Earths from Liquid Media
- Separation of Silver from Liquid Media
- Separation of Aluminum from Liquid Media
- Separation of Alkali Metals from Liquid Media
- Separation of Arsenic from Liquid Media
- Separation of Gold from Liquid Media
- Separation of Boron from Liquid Media
- Separation of Barium from Water
- Separation of Carbon from Liquid or Vapor
- Separation of Cobalt from Liquid Media
- Separation of Chromium Ions from Water
- Separation of Copper from Liquid Media
- Fluoride Removal from Water or Air
- Separation of Iron from Liquid Media
- Separation of Group IIIB from Liquid Media
- Separation of Group IVB from Liquid Media
- Separation of Group VB from Liquid Media
- Separation of Hydrogen from Liquid and Vapor Media
- Separation of Halogens from Liquid or Vapor
- Separation of Heavy Metals from Water, Wastewater and Acids
- Separation of Mercury from Liquid Media
- Separation of the Lanthanides from Liquid Media
- Separation of Lithium from Liquid Media
- Man Made Elements
- Separation of Manganese (II) from Liquid Media
- Separation of Molybdenum from Liquid Media
- Separation of Nitrogen from Liquid or Vapor
- Separation of Nickel from Liquid Media
- Separation of the Noble Gases
- Separation of Oxygen from Liquid or Vapor
- Separation of Osmium from Liquid Media
- Separation of Phosphorus from Liquid Media
- Separation of Platinum Group Metals (PGM) from Liquid Media
- Separation of Platinum and Palladium from Liquid Media
- Separation of Radium from Water
- Sulfur from Liquid and Vapor Media
- Separation of Selenium from Liquid Media
- Separation of Silica from Liquid Media
- Separation of Tellurium and Polonium from Liquid Media
- Separation of Tungsten from Liquid Media
- Separation of Zinc from Liquid Media
-
Reverse Osmosis & Nanofiltration
- DOW FILMTEC HRLE-440i | Dow Water & Process Solutions
- DOW FILMTEC XFRLE-400/34i | Dow Water & Process Solutions
- DOW FILMTEC BW30HR-440i
- DOW FILMTEC BW30-440i
- DOW FILMTEC BW30-400/34i
- DOW FILMTEC BW30-400
- DOW FILMTEC BW30-365
- DOW FILMTEC BW30-4040
- DOW FILMTEC TW30-4040
- DOW FILMTEC BW30-2540
- DOW FILMTEC TW30-2540
- DOW FILMTEC TW30-4021
- DOW FILMTEC TW30-4014
- DOW FILMTEC TW30-2521
- DOW FILMTEC TW30-2514
- DOW FILMTEC TW30-2026
- DOW FILMTEC BW30XFR-400/34i
- DOW FILMTEC BW30FR-400/34i
- DOW FILMTEC BW30FR-400
- DOW FILMTEC BW30FR-365
- DOW FILMTEC XLE-440
- DOW FILMTEC LE-440i
- DOW FILMTEC LE-400
- DOW FILMTEC XLE-4040
- DOW FILMTEC LP-4040
- DOW FILMTEC LE-4040
- DOW FILMTEC XLE-2540
- DOW FILMTEC LP-2540
- DOW FILMTEC XLE-4021
- DOW FILMTEC XLE-2521
- DOW RO-390-FF
- DOW FILMTEC HSRO-390-FF
- DOW Food and Dairy RO-8038
- DOW Food and Dairy NF245-8038
- DOW NF245-390-FF
- DOW FILMTEC RO-4040-FF
- DOW FILMTEC HSRO-4040-FF
- DOW RO-3838/30-FF
- DOW RO-3840/30-FF
- DOW NF245-3838/30-FF
- DOW NF245-3840/30-FF
- DOW FILMTEC SW30XHR-440i
- DOW FILMTEC SW30ULE-440i
- DOW FILMTEC SW30XLE-440i
- DOW FILMTEC SW30HRLE-440i
- DOW FILMTEC SW30XHR-400i
- DOW FILMTEC SW30ULE-400i
- DOW FILMTEC SW30XLE-400i
- DOW FILMTEC SW30HRLE-400i
- DOW FILMTEC SW30HRLE-400
- DOW FILMTEC SW30HRLE-370/34i
- DOW FILMTEC SW30HR-380
- DOW FILMTEC SW30-8040
- DOW FILMTEC SW30-380
- DOW FILMTEC SW30-4040
- DOW FILMTEC SW30HRLE-4040
- DOW FILMTEC SW30-2540
- DOW FILMTEC SW30-4021
- DOW FILMTEC SW30-2521
- DOW FILMTEC SW30-2514
- DOW FILMTEC SW30-6040
- DOW FILMTEC SG30LE-440i
- DOW FILMTEC SG30-400/34i
- DOW FILMTEC SG30LE-400
- DOW FILMTEC NF90-400
- DOW FILMTEC NF270-400
- DOW FILMTEC NF90-4040
- DOW FILMTEC NF270-4040
- DOW FILMTEC NF90-2540
- DOW FILMTEC NF270-2540
- DOW FILMTEC TW30-1812-24
- DOW FILMTEC TW30-1812-36
- DOW FILMTEC TW30-1812-50
- DOW FILMTEC TW30-1812-75
- DOW FILMTEC TW30-1812-100
- DOW FILMTEC Maple Sap Mark I
- DOW FILMTEC TW30HP-4611
- DOW FILMTEC TW30HP-4619
- DOW FILMTEC TW30HP-4641
- Selective Media
- Ultrafiltration
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Support & Training
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Literature & Manuals
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Technical Information
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Ion Exchange
- Basics of Ion Exchange
- Cleaning and Maintenance
- Designing a System with Both Reverse Osmosis and Ion Exchange Resins
- Steps to Design an Ion Exchange Resin System
- Selection of Layout and Resin Types
- Atmospheric Degassifier
- Chemical Efficiencies for Different Resin Configurations
- Number of Lines
- Mixed Bed Design Considerations
- Regeneration System Selection
- Resin Operating Capacities and Regenerant Levels
- Vessel Sizing
- Feasibility Testing and Samples
- DOWEX Resins Design Guidelines
- Installation
- Operating a DOWEX Ion Exchange System
- Ion Exchange or Reverse Osmosis?
- Design an Ion Exchange Resin System
- More About Troubleshooting a DOWEX™ Resin System
- Start Up and Shut Down Procedures
- Storage and Handling
- Ion Exchange Troubleshooting Guide
- Typical Troubleshooting Operations
- DOWEX UPCORE Packed Bed System
-
Membrane
- Basics of Reverse Osmosis
- Cleaning and Sanitization
- Additional Cleaning Information
- Steps to Design an RO / NF Membrane System
- Select the Staging Ratio
- Balance the Permeate Flow Rate
- Number of Elements Needed
- Example
- Source, Concentration, Flow, Quality
- Select Average Membrane Flux
- Flow Configuratio/Number of Passes
- Number of Pressure Vessels Needed
- Select the Number of Stages
- Select Membrane and Element Type
- System Optimization Services: Technical Field Support
- Feasibility Testing of Membrane Samples and Elements
- Loading of Pressure Vessels
- Ion Exchange or Reverse Osmosis?
- Design a Reverse Osmosis System
- Start Up, Operation, and Shut Down
- Water Chemistry and Pretreatment
- Handling, Preservation, and Storage
- Troubleshooting
- Typical Troubleshooting Operations
- Warranty and Product Returns
- Membranes Troubleshooting
- Low Flow/High Feed Pressure
- High Flow/Low Feed Pressure
- High Salt Passage
- High Differential Pressure
- Suspected Internal Leaks
- Home Drinking Water Solution Matrix
-
Ion Exchange
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- System Design Tools
- Training Videos
- Webinars
- Where to Buy
- News & Events
Designed precisely to meet diverse water softening needs, Dow ion exchange softening resins offer reliable, consistent performance that help build your reputation. Decades of experience, proven performance and reliable supply make Dow a preferred resin supplier for water softening.
Related Products
| Product | Description | Type | Matrix | Total Exchange Capacity* eq/l (kgr/ft3) |
Available Forms |
| DOWEX™ HCR-S | A high capacity cation exchange resin for industrial softening and demineralization applications. | Strong Acid Cation | Styrene-DVB, Gel | 2.0 (43.7) 1.8 (39.3) |
Na+ and H+ |
| DOWEX MARATHON™ MSC | Uniform particle size, high capacity, macroporous cation exchange resin for industrial softening and water demineralization applications. | Strong Acid Cation | Styrene-DVB Macroporous | 1.7 (37.1) (1.6 (35.0) |
Na+ and H+ |
| DOWEX MARATHON C-10 | A uniform particle size, high capacity cation exchange resin for industrial softening and demineralization applications. | Strong Acid Cation | Styrene-DVB Gel | 2.2 (48.1) 1.9 (41.5) |
Na+ and H+ |
| DOWEX MARATHON C | A uniform particle size, high capacity cation exchange resin for industrial and residential softening and demineralization applications. | Strong Acid Cation | Styrene-DVB, Gel | 2.0 (43.7) 1.8 (39.3) |
Na+ and H+ |
| DOWEX HCR-S/S | A high capacity cation exchange resin for residential softening applications. | Strong Acid Cation | Styrene-DVB Gel | 1.9 (41.5) | Na+ |
| DOWEX HCR-S/S FF | A high capacity cation exchange resin for residential softening applications. | Strong Acid Cation | Styrene-DVB Gel | 1.9 (41.5) | Na+ |
| Products | Nominal Active Surface Area ft2 (m2) |
Stabilized Salt Rejection (%) |
Minimum Salt Rejection (%) |
||
| DOW FILMTEC NF90-400 | 400 (37.2) | > 97.0 | - | ||
| DOW FILMTEC NF90-4040 | 82 (7.6) | > 97.0 | - | ||
| DOW FILMTEC NF90-2540 | 28 (2.6) | > 97.0 | - | ||
| DOW FILMTEC NF270-400 | 400 (37.2) | > 97.0 | - | ||
| DOW FILMTEC NF270-4040 | 82 (7.6) | > 97.0 | - | ||
| DOW FILMTEC NF270-2540 | 28 (2.6) | > 97.0 | - | ||
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