1-Hydroxyethylidene-1,1-diphosphonic acid

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Product Details:

CAS No 2809-21-4
Shelf Life 1 Years
Usage Used as scale and corrosion inhibitor for water treatment
Application Industrial
Molecular Formula C2H8O7P2
Appearance Liquid or powder
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1-Hydroxyethylidene-1,1-diphosphonic acid Price And Quantity

Minimum Order Quantity 24 Metric Ton

1-Hydroxyethylidene-1,1-diphosphonic acid Product Specifications

Application Industrial
Molecular Formula C2H8O7P2
Appearance Liquid or powder
CAS No 2809-21-4
Usage Used as scale and corrosion inhibitor for water treatment
Shelf Life 1 Years

1-Hydroxyethylidene-1,1-diphosphonic acid Trade Information

Payment Terms Letter of Credit (L/C) Telegraphic Transfer (T/T) Letter of Credit at Sight (Sight L/C) Delivery Point (DP) Days after Acceptance (DA)
Sample Available Yes
Sample Policy If order is confirmed we will reimburse the sample cost
Packaging Details 25kg bags
Main Export Market(s) Eastern Europe Middle East Africa Western Europe Central America South America Asia

Product Description

1-Hydroxyethylidene-1,1-diphosphonic acid (HEDP) 90%

Typical specification

Item	Standard
Appearance	White free flowing crystalline powder
Active content (as HEDP), %	90min
Active content (as HEDP.H2O), %	98min
pH (1% solution), 20 C	2max
Iron content (Fe ppm)	5max
Phosphorous acid as PO3, %	0.8max
Phosphoric acid as PO4, %	0.5max
Chloride as Cl , % w/w	0.01max

1-Hydroxyethylidene-1,1-diphosphonic acid (HEDP) 60% liquid is available

Melting point:198~199

Density 1.45 (60% aq.)

form :Powder

color : white

Water Solubility :Soluble in water.

Stability:Stable. Incompatible with strong oxidizing agents.

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