Factory Directly Delivery 100% Liquid 1-Diphosphonic Acid HEDP 60%

• CAS No.: 2809-21-4
• Appearance: Powder
• Type: Dyestuff Intermediates, Syntheses Material Interme
• Mf: C2h8o7p2
• Other Names: HEDP Powder
• Application: Anti-Aging
• Model NO.: DONGFANG
• Packing: 25kg / Cardboard Drum
• Sample: Availiable
• Supply Ability: 5000 Kilogram/Kilograms Per Month
• Transport Package: 25kg/Bag
• Specification: 99%
• Trademark: DONGFANG
• Origin: China
• Production Capacity: 100000 Kilogram/Kilograms Per Month

Product Description

Product details

 

HEDP (Etidronic acid) CAS No 2809-21-4

Product Description

Quick Details

 

Chemical Name:HEDP 

Synonyms: 1-Hydroxyethylidene-1,1-diphosphonic acid

CAS No.: 2809-21-4

Assay: 60%; 99%

Molecular Fomula:C2H8O7P2

Chemical Structure:

 

Molecular weight: M=206.03

EINECS No.:220-552-8

Appearance:White crystal

 

Typical Properties

 

Item	HEDP
Appearance	Transparent liquid (60%) or White crystal powder (90%)
Active content(HEDP)%	90.0min
Active content(HEDP.H2O)%	98.0min
Chloride(as Cl-)%	50max
PH (1% solution)	2.0max
Fe,mg/L	5.0max
Phosphoric acid(as PO3³‾)	0.8max
Phosphoric acid(as PO4³‾)	0.5max

Application

1.HEDP is used as 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..

2.In light woven industry, HEDP is used as detergent for metal and nonmetal. In dyeing industry, HEDP is used as peroxide stabilizer and dye-fixing agent;

3.In non-cyanide electroplating, HEDP is used as chelating agent. The dosage of 1-10mg/L is preferred as scale inhibitor, 10-50mg/L as corrosion inhibitor, and 1000-2000mg/L as detergent.

4.Usually, HEDP is used together with polycarboxylic acid. 

Packaging & Shipping

Packaging and Storage

 

Packaging:25KG/ bag. Compound cowhide paper bag, lined.

Packing
FAQ

Q1: How long is the lead time ? 
A:The lead usually takes 7-10 days. However, because one of our warehouses' location is in Europe, our customers can be assured of a fast delivery. 

Q2: Which type of company are you ? 
A: We are a professional manufacturer. 

Q3: What are your specialized products ? 
A: We are specialized in professional manufacture of plant extracts. Additionally, we offer sourcing services of nutritional and functional ingredients, ex. Amino Acids, Vitamins, etc. 

Q4: What is your payment terms ? 
A: We use the standard term: T/T in advance. 

Q5: What warranty services do you have ? 
A: All of our products are offered with 2 years of warranty. 

Q6: What is your standard of practice to ensure high quality of your products ? 
A: We follow a strict quality control of 6 steps testing from the beginning purchase of raw materials to the       finished product. 

Q7: What is your shipment method? 
A: For large quantity of product orders, we usually ship the goods by sea. 
    For small quantity of product orders, we choose air or courier for shipment. 
Depends on your preferences, we can deliver via many express companies such as DHL, FEDEX, UPS, TNT, etc.