HEDP for Water Treatment Chemical 1-Hydroxyethylidene-1, 1-Diphosphonic Acid HEDP 90% Powder

• CAS No.: 2809-21-4
• Formula: C2h8o7p2
• EINECS: 220-552-8
• Acid-Base Property: Acidic Surface Disposal Agent
• Certification: WQA, REACH, Dg Certification
• Environmental Protection: Yes
• Model NO.: SINOBIO HEDP 112916
• Color: White
• Appearance: Powder
• Type: Industrial Circulating Water Treatment Agent
• Product Name: HEDP 90% Powder, HEDP 60% Liquid
• Assay: 90% 60%
• Stability: Stable. Incompatible with Strong Oxidizing Agents.
• Acidity Coefficient (Pka): -4.06; 0.40(Predicted)
• Storage: Warehouse Low Temperature, Ventilation, Dry
• Use: Water Treatment Chemical
• Transport Package: Bags
• Specification: 25kg
• Trademark: SINOBIO
• Origin: China
• HS Code: 3808940090
• Production Capacity: 400ton/Month

Product Description

Product Description

HEDP /1-Hydroxyethylidene-1,1-diphosphonic acid

Hydroxyethylidene diphosphonic acid (HEDP) is a new type of chlorine-free electroplating complexing agent. It is used as the main agent for stable water quality in the circulating cooling water system, and plays the role of corrosion and scale inhibition. This product is one of the organic polyphosphonic acid-free water tablet conditioners.

Name:HEDP/1-Hydroxyethylidene-1,1-diphosphonic acid

CAS: 2809-21-4

Chemical formula: C2H8O7P2

Appearance: 98% white crystal powder  

Application:Used in detergents, water treatment, cosmetics and pharmaceuticals. Used in corrosion inhibition in circulating cool water systems, oil fields and low-pressure boilers with electric power, the chemical industry, metallurgy and fertilizers.

 

Technical data sheet

Active content(HEDP)%	90.0min
Active content(HEDP·H2O)%	98.0min
Ph0sphorous acid(as PO3 3-)%	0.8max
Ph0sphoric acid(as PO4 3-)%	0.6max
PH (1% solution )	2.0max
Fe ppm	5.0max
Chloride ppm	100.0max

 

Product Packaging

 

 

Why choose us !

Dalian Sinobio Chemistry Co.,Ltd was established in 2011 and located in beautiful costal city .We focus on fungicide and water treatment's production and export over 12 years.

Sinobio is a group company who has 2 production sites in China: One is in Jiangxi province which produce fungicide such as lsothiazolinon, BIT, Zinc Pyrithione ,etc.Our products can be widely used in the fields of oil-field water injection, pulp and paper making,water treatment, marine paint, wood, plastic leather,paint coating,cosmetics,personal care products, textiles, fiber, building materials,etc. for sterilization, corrosion prevention and mildew prevention.In particular, it has been widely recognized in the application of sterilization,algae killing,scale inhibition and corrosion inhibition of circulating cooling water in petrochemical, power metallurgy and other industrial fields.

The other one was located in Gansu province which produce water treatment chemicals such as ATMP, HEDP,THPS,TXP etc .Our company has realized the research and development, production and sales of products and provided a series of services such as water treatment engineering solutions. The products are widely used in electric power,chemical industry, metallurgy, textile,paper making, washing, building mate- rials and other fields.

All these products are exported to Europe,America,Russia,Southeast Asia and other parts of the world, and have won the praise of custom.
SINOBIO Warmly welcome customers from at home and abroad to cooperate with us for common success.

FAQ

Q1: Can I get samples ?
A: Yes, we can supply specified quantity free sample, you pay for the freight charge only.
 

Q2: Which documents do you support?
A: We can supply COA, TDS, MSDS and so on.
 

Q3: What is your MOQ?
A: Normally speaking, our MOQ is 1 standard package. But we can supply free sample for testing before mass order.
 

Q4: How can you guarantee the quality of your products?
A: Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
Free sample or pre- shipment sample are available for our new cooperation before you place commercial order. We are sure the same specification commercial products as sample to customers.
Third Party Inspection like SGS can be arranged according to your requirement before shipping.
On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.


Q5: How to pay?
A: PI will be sent firstly after our aligned products specification. Payment by T/T, X-Transfer ,LC and so on.


Q6: What is your after-sales service?
A: SINOBIO aim to keep long term cooperation with all the customers, will sign a legally binding sales contract with customers for every order.  If you have doubt or concern on our products or service, pls feel free to contact with us.  SINOBIO will be responsible for identifying the cause of the problem and proposing corresponding solutions until the customer approved. The approved solution will be firmly carried out.

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