HEDP Phosphonic Acid 1-Hydroxyethylidene-1, 1-Diphosphonic Acid

• CAS No.: 2809-21-4
• Formula: C2h8o7p2
• EINECS: 220-552-8
• Classification: Phosphonic Acid
• Appearance: Fluid
• Grade Standard: Industrial
• Model NO.: 2809-21-4
• Acid Strength: Strong Acid
• Kind: Inorganic Acid
• Quality: Tech Grade
• Packaging: Fiber Drum
• Element: Phosphonic Acid
• Oxidation: Oxidizing Acid
• Volatility: High Boiling Acid
• Stability: Labile Acid
• Molecular Weight: 206.02800
• Transport Package: Container
• Trademark: Echemi
• Origin: China
• HS Code: 2918150000
• Production Capacity: 50000mt

Product Description

                     CERTIFICATE OF ANALYSIS
 
 
 

Chemical Name	:  HEDP(1-HYDROXYETHYLIDENE-1,1-DIPHOSPHONIC ACID)
CAS Number	:	2809-21-4	Bath Number	:	160618-17
Quantity	:	25.2MT	Date	:	2016-06-18

 
 
 
The above chemical was tested and the following results have been obtained:
 
Analysis Unit Standard Results

 

 
 
 
Appearance
 
Active content(as HEDP)
 
Phosphorous acid(as PO33- ) Phosphoric acid(as PO43- ) Chloride(as Cl-)
 
pH (1%water solution)
 
Density
 
Fe Ions(as Fe2+)
 
Cacium Sequestering ability

 
 

	Colorless or pale yellow	Colorless transparent liquid
	transparent liquid
%	58.0-62.0	60.60
%	≤2.0	1.39
%	≤0.8	0.19
mg/g	≤1.0	0.03
	1.5-2.0	1.89
g/cm3	≥1.40	1.456
ppm	≤10	9.06
mg/g	≥500	505.92

 
 
Inspector : 01 Checker : 03

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