![](../images/chemdb_main_product.jpg) |
![](../images/title_product_content.gif) |
|
|
|
(HEDP) 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid |
![](../images/col_chem_composition.gif) |
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid |
![](../images/col_cas.gif) |
2809-21-4 |
![](../images/col_uses.gif) |
When used in circulating cool water system, oil field and low-pressure boilers HEDP is scale and corrosion inhibition while in dyeing industry, peroxide stabilizer and dye-fixing agent In non-cyanide electroplating, HEDP is used as chelating agent. |
![](../images/col_property.gif) |
CAS No. 2809-21-4 Appearance:Colorless or light yellow transparent liquid Active content (HEDP)%:58.0-62.0 Phosphorous acid (as PO33-)%:2.0 max Phosphoric acid (asPO43- )%:0.8 max Chloride (as Cl-)%:0.01 max pH (1% solution):2 max Density (20¡É)g/cm3:1.40 Fe ion ppm:10 max Colour APHA (Hazen):40 max
|
Á¦Ç°°ü·ÃºÐ¾ß |
ÈÀåÇ°, Çöó½ºÆ½,Æú¸®¸Ó,¼öÁö, °í¹«,°í¹«Ã·°¡Á¦, Æó±â¹°,¼öó¸®Á¦ |
|
|
![](../images/product_title_com.gif) |
|
|
|
![](../images/box_com_top2.gif) |
ÀÌÁ¦Ç°¿¡ ´ëÇØ µî·ÏµÈ ÆǸž÷ü°¡ ¾ø½À´Ï´Ù. |
|
![](../images/box_com_bottom.gif) |
|
|
|