Agent Name

Aminotrimethylene phosphonic acid

Alternative Name

Aminotris(methylene-phosphonic acid)

CAS Number

6419-19-8

Formula

C3-H12-N-O9-P3

Major Category

Other Classes

Synonyms

Aminotris(methylene-phosphonic acid); Phosphonic acid, (nitrilotris(methylene))tris-; (Nitrilotris(methylene))trisphosphonic acid; Amino, tris(methylene phosphonic acid); Aminotri(methylene phosphonic acid); Aminotri(methylenephosphonic acid); Aminotri(methylphosphonic acid); Aminotris(methanephosphonic acid); Aminotris(methylphosphonic acid); Dequest 2000; Dowell L 37; Ferrofos 509; Nitrilotrimethanephosphonic acid; Nitrilotrimethylenephosphonic acid; Nitrilotrimethylphosphonic acid; Nitrilotris(methylphosphonic acid); Tris(phosphonomethyl)amine; Nitrilotrimethylenetris(phosphonic acid); Phosphonic acid, (nitrilotris(methylene))tri-; Phosphonic acid, P,P',P''-(nitrilotris(methylene))tris-; [ChemIDplus]

Category

Phosphate Compounds

Description

Glassy solid; [CHEMINFO] Fine white crystals; [MSDSonline]

Sources/Uses

Used mainly as a deflocculant and sequestrant (chelating or complexing agent) in industrial water treatment; Also used in cleaners and in stabilizers (peroxide solutions to bleach cotton, linen, jute, rayon, and paper); [CHEMINFO]

Comments

An eye irritant; [MSDSonline] No adverse effects reported in workers except irritation in >20 years of use; [AIHA]

Exposure Assessment
WEEL

10 mg/m3

Vapor Pressure

1.0E-7 mm Hg

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: