CAS 2809-21-4 Corrosion Inhibitor 1-Hydroxy Ethylidene-1, 1-Diphosphonic Acid HEDP

• Customization: Available
• CAS No.: 2809-21-4
• Formula: C2h8o7p2
• Model NO.: HEDP
• EINECS: 220-552-8
• Acid-Base Property: Alkaline Surface Disposal Agent
• Certification: WQA, REACH, ISO. SGS
• Environmental Protection: Yes
• Color: Pale Yellow Aqueous Solution, White Crystal Powde
• Appearance: Liquid
• Type: Industrial Circulating Water Treatment Agent
• Usage: Water Treatment Chemicals, Other
• Liquid: 58.0-62.0
• Powder: 90.0min
• Phosphorous Acid (as Po33-)%: 1.0 Max
• Phosphoric Acid (Aspo43- )%: 0.6 Max
• Chloride (as Cl-) Ppm: 100.0 Max
• pH (1% Solution): 2.0 Max
• Density (20°c)g/cm3: 1.43-1.47
• Transport Package: Liquid: 250kg/Plastic Drum Powder: 25kg/Kraft Bag
• Specification: 58.0-62.0, 90.0min
• Trademark: Briiliant
• Origin: Henan
• Production Capacity: 100000mt

Product Description

Product Description

HEDP is used as a retardant in concrete, scale and corrosion inhibition in circulating cool water system, oil field and low-pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc

Product Parameters

Item	Index	Index
Appearance	Colorless or light yellow transparent liquid	White,crystal,powder
Active,content(HEDP)%	58,0-62,0	89,0,min
Phosphorous,acid(as,PO33-)%	2,0,max	0,5,max
Phosphoric,acid,(asPO43-,)%	0,8,max	0,5,max
Chloride,(as,Cl-)%	0,01,max	0,01,max
pH(1%,solution)	2,max	2,max
Density,(20ºC)g/cm3	1.40	-----
Fe,ion,ppm	10,max	20,max
Colour,APHA,(Hazen)	40,max	-----

 

Application

1.HEDP is used as scale and corrosion inhibition in circulating cool water system,
2.oil field and low-pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc..
3.In light woven industry, HEDP is used as detergent for metal and nonmetal.
4.In dyeing industry, HEDP is used as peroxide stabilizer and dye-fixing agent;

Packaging & Shipping

Powder: 25KG bag ,  25MT/20'FCL .
Liquid: 270kg drum, 21.6MT/20'FCL
also be packed according to customer's needs.
Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Company Profile