sequestering agent


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sequestering agent

[si′kwes·tə·riŋ ‚ā·jənt]
(chemistry)
A substance that removes a metal ion from a solution system by forming a complex ion that does not have the chemical reactions of the ion that is removed; can be a chelating or a complexing agent.
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Manganese content had exceeded the level that might be controlled by the sequestering agent.
Source water can sometimes be rife with metals, so the use of a preventive sequestering agent is critical, say service professionals.
Aflatoxin binders I: in vitro binding assay for aflatoxin B1 by several potential sequestering agents. Mycopathologia, 156: 223-226.
To reduce scum and scale, cleaners mixed with hard water must be formulated with sequestering agents. Specifically formulated cleaners are costly.
Absorbents, Active Ingredients, Anti-Oxidants, Binders, Chelating / Sequestering Agents, Compression Aides, Conditioning Agents, Delivery Systems, Botanical Extracts, Butters, Emollients, Emulsifiers, Esters, Extenders/Fillers, Flow and Matting Agents, Odor Absorbers, Oil Absorbers, Oleochemicals, Organic / Inorganic Sunscreens, Performance Concentrates, Pigments and Pigment Extenders, Polymers, Preservatives, Rheology Modifiers / Pearlizing Agents, Silicones, Solubilizers, Spreading Agents, Sunscreen Actives (SPF), Surfactants, Texture Enhancers, UV Absorbers/Light Stabilizers, Waxes and Wetting Agents
Note: Some metal removers and sequestering agents are not compatible and should not be used in PHMB-treated pools, so check with the dealer.
Trilon M is the first product to meet the DfE criteria for chelating and sequestering agents. Chelating agent manufacturers, cleaning product formulators, environmental non-governmental organizations, certification groups, academia and industry associations developed the criteria.
Chelating agents, also called chelants, sequestering agents, or complexing agents, form stable complexes after mixing with metal ions.