Phosphonobutanetricarboxylic acid
Alias
1,2,4-Butanetricarboxylic acid, 2-phosphono-
PBTC
Category
Anionic surfactants-Phosphate
CAS No.
37971-36-1
Molecular Formula & Molecular Weight
Molecular Formula: C7H11PO9
Molecular Weight: 270.13
Structural Formula
Properties
Appearance: liquid.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent chelating, cleansing, emulsifying, dispersing, antirust, anticorrosive abilities.
Synthesis
Quality standards & test methods
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item
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physical and chemical indexes
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test methods
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Actives*, %, ≥
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90
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*: should be marked on molecular weight.
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Major Uses
Use as chelating agent.
Use as cleansing agent.
Chelating agent, buffering agent, corrosion inhibitor in personal care products.
Use as rust inhibitor, corrosion inhibitor.
Use as dispersing agent.
Manufacturers