[[(2-hydroxyethyl)imino]bis(methylene)]bisphosphonic acid

For Research Use Only.

Category

Corrosion and Scale Inhibitor

Cat.No.

WTA-057

CAS

5995-42-6

Product Name

[[(2-hydroxyethyl)imino]bis(methylene)]bisphosphonic acid

Structure

Product Details

Catalog Water Technology

WTA-057

Synonyms

HEMPA; 2-[Bis(phosphonomethyl)amino]ethanol; 2-Hydroxyethylbis(phosphonomethyl)amine

IUPAC Name

[2-hydroxyethyl(phosphonomethyl)amino]methylphosphonic acid

Molecular Weight

249

Molecular Formula

C4H13NO7P2

Canonical SMILES

C(CO)N(CP(=O)(O)O)CP(=O)(O)O

InChI

InChI=1S/C4H13NO7P2/c6-2-1-5(3-13(7,8)9)4-14(10,11)12/h6H,1-4H2,(H2,7,8,9)(H2,10,11,12)

InChIKey

YAWYUSRBDMEKHZ-UHFFFAOYSA-N

Density

1.30 g/mL

EINECS

227-833-4

Properties

HEMPA is an organophophoric acid, which exhibits excellent chelation, scale inhibition and corrosion inhibition. It is mainly used in oilfield, detergent / soap and metal treatment etc, especially useful in the water sytems with high level of dissolved iron and calcium. It is also compatible with methanol/water solution. When built together with other water treatment chemicals, it shows good synergistic effects.

Storage

Storage in shady room and dry place.

pH of 1% solution

2.0 max

Application

HEMPA is usually used together with other organophosphoric acid, polycarboxylic acid and salt in different areas.

Appearance

Colorless to light yellow transparent liquid

Safety Protection

Avoid contact with eye and skin. Goggles and rubber gloves should be used at all times while handling the product.

20 max

Active Content

60.0 min

Chloride

5.0 max

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