Tetra sodium salt of 1Hydroxy ethylidene-1,1-diphosphonic acid/HEDP Na4/HEDP-4Na/3794-83-0/HEDP tetrasodium salt in stock1
3 year ago
Product name:Tetra sodium salt of 1Hydroxy ethylidene-1,1-diphosphonic acid
Name: HEDP tetrasodium salt
Synonyms: HEDP.Na4/HEDP-4Na
Cas: 3794-83-0
Assay: liquid:20.3-21.7%; 58.0-62.0%min
Appearance: liquid: Colorless to light yellow transparent liquid
Solid: White powder
1.Properties:
HEDP•Na4 is the sodium salt of HEDP, HEDP•Na4 is an good scale inhibitor for calcium carbonate, it can be used in low pressure boiler water system, circulating water system, industrial and municipal cleaning water system and swimming pool. The solid HEDP•Na4 is white powder, soluble in water, easily deliquescence, suitable for use in winter and freezing districts. It is a kind of organophorphonic acid scale and corrosion inhibitor, can form stable complex with Fe, Cu and Zn ions, it can dissolve the oxides on metal surface, it has good scale and corrosion inhibition effect under 250℃. HEDP•Na4 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, HEDP•Na4 is used as detergent for metal and nonmetal. In dyeing industry, HEDP•Na4 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP•Na4 is used as chelating agent.
2.Specification:
|
Items |
Index |
|
|
Appearance |
Colorless to light yellow transparent liquid |
White powder |
|
Active component ( as HEDP)% |
20.3-21.7 |
58.0---62.0 |
|
Active component (as HEDP•Na4)% |
29.0-31.0 |
82.5---88.4 |
|
Fe ppm ≤ |
25 |
35.0 |
|
Dry weight loss % ≤ |
-- |
15 |
|
density (20℃)g/cm3 |
1.26-1.36 |
-- |
|
PH (1% water solution) |
11.0-12.0 |
11.0-12.0 |
3.Package and Storage:
For liquid: Normally In 250kg or 30kg net Plastic Drum, also be used as required. For solid: inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients. Storage for ten months in room shady and dry place.
4.Safety Protection:
Weak acidity, Avoid contact with eye and skin, once contacted, flush with water.
| Company Name: | Jiangyin Lanyu Chemcial Co., Ltd. |
| Contact Person: | John |
| Skype: | john.jiao-l |
| Wechat: | 0086-18015312596 |
sale lanyuchem.com |
|
|
Web: |
www. lanyuchem.com |
JIANGYIN LANYU CHEMICAL CO., LTD
1. Establishment: Founded in 1993.
2. Main product: New catalysts and water treatment chemical, especially corrosion inhibitor and phase transfer catalysts (PTC).
3. Location: Headquartered in Jiangyin city, Jiangsu with several production bases. Our factory nears from Shanghai, about 1hour by train. Also there is a air port in our city, you can fly directly to our city.
4. Technology: Establishes PTC and water treatment angent processing, synthesis and pilot workshops, analysis and application labs, makes long-term exchange and cooperation with scientific research institutions including Zhejiang University, and keeps a leading position in the field of technology.
PEOPLE ORIENTED IN THE BUSINESSPEOPLE FIRST IN THE DEVELOPMENT
TECHNICAL RESERCH AND DEVELOPMENT
ADVANCED EQUPMENTS THE QUALITY GUARANTEE
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