Our AvistaClean® and RoClean formulations are proprietary, membrane compatible cleaners that provide efficient and cost-effective removal of all common foulants. AvistaClean and RoClean products come in a variety of pH ranges and include liquids or powders. Many are certified for use in potable water systems. They’re powerful against organic and inorganic foulants and compatible with all membranes. Several cleaners are classified as Green Chemicals to help Avista customers meet strict environmental discharge limits. The cleaners in our Green Chemicals line are the highest performing green cleaners in the industry.
Click here to learn about our site-specific chemical dosing program.Powder
AvistaClean® P312
AvistaClean® P312 powder is a multicomponent, high pH buffered cleaner formulated to remove a combination of organic and particulate foulants from membranes.
AvistaClean® P611 Green
AvistaClean® P611 powder is free of phosphate and EDTA. It dissolves organic foulants such as humic acids, fatty acids, siloxane compounds, fungicides, pesticides and pharmaceutical compounds. It’s highly buffered to resist pH changes during the cleaning process, and it’s NSF certified for off-line use in drinking water systems.
RoClean P111
RoClean P111 powder is a multicomponent, high pH buffered cleaner formulated to remove biological fouling in the presence of hydrophobic and hydrophilic organics and particles, such as clay, from membranes.
RoClean P112
RoClean P112 powder is a multicomponent, high pH buffered cleaner specifically formulated to safely remove silica scale from membranes.
RoClean P303
RoClean P303 powder is a multicomponent, low pH buffered cleaner formulated to remove metal foulants and calcium carbonate from membranes.
RoClean P703
RoClean P703 powder is a multicomponent, low pH buffered cleaner formulated to remove metal foulants such as iron, manganese and aluminum from membranes.
RoClean P903
RoClean P903 is a low pH powdered cleaner designed to remove iron, manganese, and aluminum deposits from spiral wound polyamide and cellulose acetate elements.
RoClean P911
RoClean P911 powder is a multicomponent, high pH buffered cleaner formulated to remove particularly high levels of organics, including humic and fulvic acids.
Liquid
AvistaClean® L011
AvistaClean® L011 liquid is a multicomponent, high pH buffered cleaner formulated to remove oils and grease from membranes.
RoClean L211
RoClean L211 liquid is a multicomponent, high pH buffered, low-foaming cleaner formulated to remove colloidal silica, clays, organic color and bacterial slime from membranes.
RoClean L212 Green
RoClean L212 liquid is a multicomponent, high pH buffered cleaner formulated to remove clay and metal oxides from membranes.
RoClean L403
RoClean L403 liquid is a multicomponent, low pH cleaner formulated to remove metal foulants and calcium carbonate scale from membranes.
RoClean L607
RoClean L607 liquid is a multicomponent cleaner formulated to remove organics and colloidal particles from membranes. The product is specifically designed as a pH neutral cleaner for cellulose acetate materials.
RoClean L811
RoClean L811 liquid is a multicomponent, high pH buffered cleaner formulated to remove sulfate scales including barium, strontium and calcium sulfate from membranes.