1-Hydroxyethylidene-1,1-Diphosphonic Acid

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Product Description

Product
1-Hydroxyethylidene-1,1-Diphosphonic Acid
CAS
2809-21-4
Formula
C2H8O7P2
Synonym
HEDP; Phosphonic acid, P,P'-(1-hydroxyethylidene)bis-; Phosphonic acid, (1-hydroxyethylidene)bis-

Typical Product Specifications

ph (1% solution)
<= 2.0
Active Content
60 (+-1.0)% wt.
Chloride
<= 1.0% wt.
Physical Form
Clear, colorless to pale yellow liquid
Iron as Fe
< 35 ppm
Phosphorous Acid
<= 2.5% wt
Specific Gravity at 25°C
1.44 (+- 0.01)
Color (APHA)
<= 50
Freezing Point
-25C
Molecular weight
206.03
Notes

Used as scale and corrosion inhibitor, deflocculant, seqestrant, water stabilizer in water treatment pipeline, and detergent under high temperature and high pH value.

Use: CHELATING

Class
Industry
Functions
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1-Hydroxyethylidene-1,1-Diphosphonic Acid
iso certificate
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For more information call
phone_icon
(914) 654-6800
or email
mail_icon
INFO@PARCHEM.COM

For more information

Product Description

Product
1-Hydroxyethylidene-1,1-Diphosphonic Acid
CAS
2809-21-4
Formula
C2H8O7P2
Synonym
HEDP; Phosphonic acid, P,P'-(1-hydroxyethylidene)bis-; Phosphonic acid, (1-hydroxyethylidene)bis-

Typical Product Specifications

ph (1% solution)
<= 2.0
Active Content
60 (+-1.0)% wt.
Chloride
<= 1.0% wt.
Physical Form
Clear, colorless to pale yellow liquid
Iron as Fe
< 35 ppm
Phosphorous Acid
<= 2.5% wt
Specific Gravity at 25°C
1.44 (+- 0.01)
Color (APHA)
<= 50
Freezing Point
-25C
Molecular weight
206.03
Notes

Used as scale and corrosion inhibitor, deflocculant, seqestrant, water stabilizer in water treatment pipeline, and detergent under high temperature and high pH value.

Use: CHELATING

Class
Industry
Functions
Get a quote
Get a quote