Resources - Avista Membrane Treatment Solutions
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Cleaning Study, Videos
Avista RoClean P903 vs Hydro Chloric Acid | Cleaning Study: Removal of Metallic Inorganics + Organics
RoClean P903 (2%, pH = 2.6) – a specialty cleaner for iron – cleans a heavily fouled membrane in 30 minutes.
Cleaning Study, Videos
Avista RoClean P903 vs Citric Acid | Cleaning Study: Removal of Metallic Inorganics + Organics
RoClean P903 (2%, pH = 2.6) – a specialty cleaner for iron – cleans a heavily fouled membrane in 30 minutes.
Cleaning Study, Videos
Avista RoClean P611 vs Caustic | Cleaning Study: Removal of Heavy Organics
RoClean P611 (2%, pH = 10.7) – a specialty cleaner for organics – cleans a heavily fouled membrane in 20 minutes.
Cleaning Study, Videos
Avista RoClean P192 vs Caustic | Cleaning Study: Removal of Aluminum, Silicate, and Clay
RoClean P192 (2%) – a specialty cleaner for aluminum, silicates, and clays – cleans a heavily fouled membrane in one hour.
Innovation Talks
Avista 360º A Whole System Approach to Membrane Troubleshooting
Do you know if your membrane system is truly optimized? Discover the steps you can take to streamline your system, achieve stable performance, and increase membrane life.
Avista™ Membrane Chemicals, Chemical Dosing, Cleaning, Foulant Identification, The Avista™ Approach, Troubleshooting, Food & Beverage
Videos, Technical Support
Avista | AdvisorCi Online Registration
A tutorial on the registration process of Avista AdvisorCi Online, a chemical dosing software.
Chemical Dosing, Tutorial
Case Studies
BWRO Plant – Cleaning Study
A brackish water reverse osmosis plant (BWRO) in East Spain suffered a significant loss of performance, with permeate flow rate dropping 40% with a consequent drop in recovery from 65% to 45%.
Foulant Identification, General Manufacturing
Case Studies
Removing Silica Scale
A consulting engineering firm, selected to design and oversee the construction of a 5MGD reverse osmosis (RO) system for a Southern California military facility, handed over the system to an operations management firm.
Foulant Identification, General Manufacturing
Literature, Technical Guides
Biocide
The primary non-oxidizing biocides used today are dibromonitrilopropionic acid (DBNPA) and isothiazolin.
Avista™ Membrane Chemicals, General Manufacturing
Literature, Technical Guides
Antiscalants
Scaling within RO systems is a serious matter, for not only does scaling drastically reduce system performance, but also the irreversible damage on the membranes can come from more than just scale deposition.
Avista™ Membrane Chemicals, General Manufacturing
Literature, Technical Guides
Cleaning Spiral Wound Membranes
All reverse osmosis (RO) systems foul over time.
Avista™ Membrane Chemicals, Food & Beverage
Literature, Technical Guides
The Role of Coagulants in Reducing Colloidal Fouling
Micromedia filtration (MMF) is the most economical means of removing colloids from reverse osmosis (RO) feed water.
Avista™ Membrane Chemicals, General Manufacturing
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