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Wholesale Dealers of 87-20-7 - HEDP Cas 2809-21-4 Etidronic Acid Monohydrate – Zoran

Wholesale Dealers of 87-20-7 - HEDP Cas 2809-21-4 Etidronic Acid Monohydrate – Zoran

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Wholesale Dealers of 87-20-7 - HEDP Cas 2809-21-4 Etidronic Acid Monohydrate – Zoran Detail:

Product Description

1-Hydroxyethylidene-1,1-diphosphonic acid / HEDP CAS 2809-21-4

1-Hydroxyethylidene-1,1-Diphosphonic Acid (HEDP)

CAS No: 2809-21-4
Molecular Formula: C2H8O7P2

Use
HEDP is a type of cathodic corrosion inhibitor. Compared with inorganic phosphates, it can be compounded with sodium molybdate, silicate, zinc salt and co-polymer mainly as scale corrosion inhibitor in treatment of cyclic cooling water, oil field flash and boiler water .It can be also used as sequestrant in detergent and complexing agent and metal scour in electroplating.

Characteristic
HEDP may debond to five ions positive or negative and chelate the two-valent metal ion in water. Thus it’s take a good scale inhibiting effect. This product is proof against high temperature, oxidizing and high pH value. It shows perfect synergic effect and solving threshold effect while be compounded with other corrosion inhibitors and scale inhibitors.

Specification

Appearance Colorless to pale yellow transparent liquid
Active content ≥60.0%
Phosphorous acid (as PO33-) ≤2.0%
Phosphoric acid (as PO43-) ≤0.8%
Chloride (as Cl-) ≤100ppm
Density (20℃) ≥1.40 g/cm3
PH (1% water solution) ≤2.0
Calcium sequestration ≥500 mgCaCO3/g

Usage
HEDP can be compounded with hydroxylaectic acid, PAA, BTA, molybdate, copolymer, zinc salt, to make up whole-organic-alkali or low-phosphor zinc-based agent of water treatment to be used in all kinds of cyclic cooling water systems different from water quality. The dose is generally 2~10mg/L while HEDP is used alone.

Package and Storage
250kg plastic drum or 1250kg IBC,to be stored in cool and ventilated room with a shelf time of one year.

Specification

Pls contact us to get COA and MSDS. Thanks.


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Wholesale Dealers of 87-20-7 - HEDP Cas 2809-21-4 Etidronic Acid Monohydrate – Zoran detail pictures

Wholesale Dealers of 87-20-7 - HEDP Cas 2809-21-4 Etidronic Acid Monohydrate – Zoran detail pictures


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Our team through qualified training. Skilled professional knowledge, powerful sense of support, to satisfy the support desires of consumers for Wholesale Dealers of 87-20-7 - HEDP Cas 2809-21-4 Etidronic Acid Monohydrate – Zoran , The product will supply to all over the world, such as: New Orleans, Swansea, Cologne, We confirm to public, cooperation, win-win situation as our principle, adhere to the philosophy of make a living by quality, keep developing by honesty , sincerely hope to build up a good relationship with more and more customers and friends, to achieve a win-win situation and common prosperity.
  • The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
    5 Stars By Karen from Spain - 2017.08.21 14:13
    The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.
    5 Stars By Maggie from Algeria - 2018.12.11 14:13
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