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