1-Hydroxy Ethylidene-1, 1-Diphosphonic Acid 60% (HEDP Liquid) CAS 2809-21-4

Quick Details:


Appearance
Clear, Colorless to pale
yellow aqueous solution
White crystal powder
Active content (HEDP·H2O) - ≥ 98.0%
Phosphorous acid (as PO33-) ≤ 1.0% ≤ 0.8%
Phosphoric acid (asPO43-) ≤ 0.6% ≤ 0.5%
Chloride (as Cl-) ≤ 100.0ppm ≤ 50.0
pH (1% solution) ≤ 2.0 ≤ 2.0
Density (20®C) ≤ 1.43-1.47g/cm3 -
Fe mg/L ≤ 10.0 ≤ 5.0
Color (Hazen) ≤ 30.0 -
Acetic acid ≤ 0.5%
Ca sequestration
(mg CaCO3/g)
≥ 500.0

PURITY:50%,60%,90%,99%

Application:
1. HEDP (2809-21 4) is used as scale and corrosion inhibition
in circulating cool water system, oil field and lowpressure boilers
in fields such as electric powe, chemical industry, metallurgy,
fertilizer, etc..
2. In light woven industry,HEDP (2809-21-4) is used as detergent
for metal and nonmetal.
3. In dyeing industry, HEDP (2809-21-4) is used as peroxide
stabilizer and dye-fixing agent.
4. In non-cyanide electroplating, HEDP (2809-21-4) 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. Usually, HEDP (2809-21-4) is used
together with polycarboxylic acid.

Packaging Details:
In 250kg net Plastic Drum, IBC(1000L) Drum
Delivery Detail: within 3 days when get the payment.

Shipping:
Countries we ship toUnited States, United Kingdom, India, Australia, South Africa, Canada, Brazil, Singapore, France, Thailand, Italy, Germany, Netherlands and more.
We have Professional shipping agent, based on customers² demand for transport
By express :FEDEX,DHL,EMS ,UPS,TNT ect.
By SEA and By AIR