Functional Role

Chelating Agents & Sequestrants

82 products serving this function

Chelating agents bind metal ions to stop scale, discoloration, and catalytic breakdown. RawSource stocks EDTA salts, phosphonates, gluconates, and citrates in bulk.

Phosphate Esters & Derivatives
Phytic Acid (Inositol Hexaphosphate, IP6)
CAS 83-86-3
A naturally sourced organophosphate valued for strong multivalent metal-ion chelation. It is used as a chelating agent that sequesters metal ions.
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Polymers & Resins
Polyacrylic Acid (PAA)
CAS 9003-01-4
A polycarboxylate whose carboxyl groups sequester hardness ions and disperse particulates at low dose. It is used as a dispersant, scale inhibitor, and thickener, and as a superabsorbent component in its crosslinked, neutralized form.
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Polymers & Resins
Polyacrylic Acid Sodium (PAAS)
CAS 9003-04-7
Polyacrylic Acid Sodium (PAAS) is the sodium salt of polyacrylic acid, a water-soluble polymer with excellent thickening and stabilizing properties. It is
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Acids & Salts
Polyaluminum Chloride (PAC)
CAS 1327-41-9
A pre-hydrolyzed aluminum coagulant dosed at the head of clarification and settling processes. It destabilizes suspended solids and colloids in drinking-water clarification and in municipal and industrial wastewater treatment.
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Amines & Amides
Polyamine (Polyethylenepolyamines)
CAS 68131-73-7
A reactive ethyleneamine blend supplying multiple primary and secondary amine sites per molecule for crosslinking. They are used as curing agents for epoxy resins and as intermediates for surfactants, fuel and lubricant additives, and water-treatment chemicals.
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Phosphate Esters & Derivatives
Polyepoxysuccinic Acid (PESA)
CAS 51274-37-4
A phosphorus-free polycarboxylate dosed where scale control without added phosphorus is required. It is used in recirculating cooling water and other industrial water-treatment programs.
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Acids & Salts
Potassium Bitartrate
CAS 868-14-4
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Acids & Salts
Potassium Citrate (Tripotassium Citrate Monohydrate)
CAS 6100-05-6
A buffering and chelating citrate salt for food, beverage, and industrial pH-control duty. Established uses include acidity regulation and buffering, sequestrant and chelating duty, and stabilizer and emulsifying-salt function in food and beverage applications.
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Acids & Salts
Potassium Citrate (Tripotassium Citrate, Anhydrous)
CAS 866-84-2
The anhydrous tripotassium citrate grade for buffering, sequestering, and emulsifying-salt applications. Established uses include acidity regulation and buffering, sequestrant and chelating duty, and stabilizer and emulsifying-salt function in food and beverage applications.
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Natural Extracts & Oils
Potassium Humate
CAS 68514-28-3
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Acids & Salts
Potassium Tripolyphosphate (KTPP)
CAS 13845-36-8
A highly soluble potassium polyphosphate that sequesters hardness ions and builds detergency in cleaning and food systems. It is used as a chelating and buffering agent, a builder in cleaning and washing formulations, a water-treatment sequestrant, and a texturizer in food applications.
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Specialty Additives
Rutin (Rutoside, Quercetin-3-O-rutinoside)
CAS 153-18-4
A flavonoid glycoside for antioxidant and conditioning roles across cosmetic and supplement formulations. It is used as an antioxidant and as a skin- and hair-conditioning ingredient in cosmetic formulations, and as a flavonoid raw material for dietary supplements.
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Acids & Salts
Sodium Acetate
CAS 127-09-3
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Acids & Salts
Sodium Acid Pyrophosphate (SAPP, Disodium Pyrophosphate)
CAS 7758-16-9
A controlled-rate leavening acid in the bakery and a chelating, metal-conditioning phosphate on the plant floor. It is used as a leavening acid in baking powders and as a food acidulant, sequestrant, and buffering agent, and industrially as a chelating and dispersing agent and a…
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Acids & Salts
Sodium Citrate (Trisodium Citrate)
CAS 68-04-2
A citrate buffer and metal sequestrant that holds pH steady across food, detergent, and plating baths. It controls pH and binds metal ions in food, cleaning, and industrial formulations.
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Mineral Fillers & Pigments
Sodium Cyanide (NaCN)
CAS 143-33-9
The principal lixiviant for precious-metal recovery and a workhorse metal-finishing and synthesis reagent. Used to extract gold and silver from ores, in electroplating and metal heat-treating, and as a chemical intermediate for dyes, chelating agents, and nylon precursors.
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Esters
Sodium Gluconate
CAS 527-07-1
A biodegradable chelant prized for sequestering metal ions across cleaning, concrete, and water-treatment systems. Used as a chelating and sequestering agent in industrial and institutional cleaning and metal surface treatment, as a set retarder and water reducer in concrete and mortar, and as a sequestrant…
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Acids & Salts
Sodium Hexametaphosphate (SHMP)
CAS 10124-56-8
A polyphosphate sequestrant that softens water and disperses minerals without precipitate formation. Used in water treatment as a sequestrant and scale/corrosion inhibitor, in detergents, as a dispersant for clays and pigments, as a food additive (sequestrant and emulsifying salt), and as a thinner for drilling…
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Natural Extracts & Oils
Sodium Humate
CAS 68131-04-4
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Acids & Salts
Sodium Hydrosulfite
CAS 7775-14-6
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Acids & Salts
Sodium Metasilicate Pentahydrate
CAS 10213-79-3
Hydrated alkaline silicate that dissolves readily into detergent and cleaning concentrates. Industry references record use of alkali-metal silicates as starting materials for silicas and zeolites, in detergents and cleaners, and in pulp and paper production; it is also a foundry mold and core material and…
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Acids & Salts
Sodium Metasilicate, Anhydrous
CAS 6834-92-0
Anhydrous alkaline silicate builder for heavy-duty detergents, metal cleaning, and foundry binders. PubChem and Hawley list its use in detergents and cleaners, metal cleaning, foundry molds, paper and textile bleaching, ore treatment, and drilling fluids, and as a starting material for silica gels and zeolites.
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Phosphate Esters & Derivatives
Sodium Phytate (Sodium Inositol Hexaphosphate)
CAS 14306-25-3
A plant-derived chelant that sequesters metal ions where a phosphate-based alternative is preferred. It is used as a chelating agent that binds metal ions in formulations.
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Acids & Salts
Sodium Polyaspartate (PASP)
CAS 94525-01-6
Polyamino-acid polyelectrolyte for scale inhibition and dispersancy in water-treatment programs. As an anionic polycarboxylate it acts as a threshold scale inhibitor, dispersant, and sequestering (chelating) agent in water-treatment and cleaning systems.
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Acids & Salts
Sodium Tripolyphosphate (STPP)
CAS 7758-29-4
A high-sequestering inorganic polyphosphate builder that softens water and disperses solids across detergent, ceramic, and water-treatment systems. Industry references record its use in water softening, heavy-duty fabric and automatic-dishwashing detergents, drilling-fluid treatment, and as a sequestering, dispersing, and anti-caking agent; it is also recognized as…
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Amines & Amides
Tetraethylenepentamine (TEPA)
CAS 112-57-2
Tetraethylenepentamine is a five-nitrogen polyethyleneamine used mainly as an epoxy curing agent and as an intermediate for fuel/lube additives, surfactants and corrosion inhibitors.
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Acids & Salts
Tetrapotassium Pyrophosphate (TKPP)
CAS 7320-34-5
A highly soluble potassium polyphosphate for sequestration, buffering, and dispersion in cleaning and process formulations. it is used in detergents and surfactant systems, in water treatment, and as a clay thinner in drilling muds, and it serves as a chelating and buffering agent.
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Amines & Amides
Tetrasodium EDTA (EDTA·4Na, Tetrasodium Edetate)
CAS 64-02-8
A strong tetrasodium chelant for sequestering metal ions in cleaning, water-treatment, and process formulations. It binds polyvalent metal ions and is used across water treatment, detergents and cleaners, textiles, pulp and paper, and photographic processing.
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Phosphate Esters & Derivatives
Tetrasodium Etidronate (Tetrasodium HEDP)
CAS 3794-83-0
A tetrasodium phosphonate chelant engineered for scale and corrosion control in industrial water treatment. /CIR, it functions as a chelating, anti-scaling, and dispersing agent in cleaning and water-treatment systems.
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Acids & Salts
Tetrasodium Pyrophosphate (TSPP)
CAS 7722-88-5
A workhorse sodium polyphosphate used as a water softener, detergent builder, and sequestrant. it is used as a water softener, detergent builder, emulsifying agent, and sequestrant, and in metal cleaning, water treatment, and textile and clay processing.
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Specialty Additives
Tri-n-octylphosphine Oxide (TOPO)
CAS 78-50-2
A high-purity trialkylphosphine oxide for hydrometallurgical extraction and coordination chemistry. It is used as a metal-ion extractant in solvent-extraction processes and as a coordinating ligand in coordination and nanocrystal chemistry.
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Amines & Amides
Triethylenetetramine (TETA)
CAS 112-24-3
A polyamine hardener that cross-links epoxy systems and feeds surfactant synthesis. It is used principally as a curing agent/hardener for epoxy resins and as a chemical intermediate for polyamide resins, imidazoline and amidoamine surfactants, and detergents.
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Acids & Salts
Trisodium Phosphate (TSP)
CAS 7601-54-9
A high-alkalinity sodium phosphate workhorse for degreasing, water conditioning, and scale removal. Its strong alkalinity drives its primary use as a heavy-duty cleaning agent in soaps, detergents, and scouring powders, and as a water softener and boiler-scale remover.
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Specialty Additives
Water Decoloring Agent
CAS 55295-98-2
A cationic polymer flocculant targeted at stripping color from dye-laden process water. Functioning as a coagulant/flocculant, it adsorbs and neutralizes anionic dye molecules to remove color from wastewater.
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