1-Hydroxy Ethylidene-1,1-Diphosphonic Acid Tetrasodium Salt

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Product Description

Product
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid Tetrasodium Salt
CAS
3794-83-0
Formula
C2H4O7P2Na4
Synonym
HEDP•Na4; Phosphonic acid, P,P'-(1-hydroxyethylidene)bis-, sodium salt (1:4); Tetrasodium (1-hydroxyethylidene)bisphosphonate

Typical Product Specifications

Appearance
Colorless to light yellow transparent liquid
Active Component (HEDP Na4)
29.0 - 31.0%
Phosphoric Acid
18.4 - 20.4%
Fe
<= 20 ppm
Density @ 20C
1.26 - 1.36 g/cm^3
pH
10.0 - 12.0 (as is)
Active Component (HEDP)
20.3 - 21.7%
Melting Point
-5 c
Molecular weight
293.96
Specific gravity
1.30-1.35
Notes

HEDP Na4 has a broad range of applications and is useful in very cold conditions. It can be used in oxide dissolving on metal surfaces and has good scale and corrosion inhibition effects under 250C.

 

 

Use: CHELATING, EMULSION STABILISING, VISCOSITY CONTROLLING

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1-Hydroxy Ethylidene-1,1-Diphosphonic Acid Tetrasodium Salt
iso certificate
Get a quote
SDS Request

For more information call
phone_icon
(914) 654-6800
or email
mail_icon
INFO@PARCHEM.COM

For more information

Product Description

Product
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid Tetrasodium Salt
CAS
3794-83-0
Formula
C2H4O7P2Na4
Synonym
HEDP•Na4; Phosphonic acid, P,P'-(1-hydroxyethylidene)bis-, sodium salt (1:4); Tetrasodium (1-hydroxyethylidene)bisphosphonate

Typical Product Specifications

Appearance
Colorless to light yellow transparent liquid
Active Component (HEDP Na4)
29.0 - 31.0%
Phosphoric Acid
18.4 - 20.4%
Fe
<= 20 ppm
Density @ 20C
1.26 - 1.36 g/cm^3
pH
10.0 - 12.0 (as is)
Active Component (HEDP)
20.3 - 21.7%
Melting Point
-5 c
Molecular weight
293.96
Specific gravity
1.30-1.35
Notes

HEDP Na4 has a broad range of applications and is useful in very cold conditions. It can be used in oxide dissolving on metal surfaces and has good scale and corrosion inhibition effects under 250C.

 

 

Use: CHELATING, EMULSION STABILISING, VISCOSITY CONTROLLING

Class
Industry
Functions
Get a quote
Get a quote