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Sell Tetra sodium of 1-Hydroxy Ethylidene-1, 1-Diphosphonic AcidHEDPNa4

Sell Tetra sodium of 1-Hydroxy Ethylidene-1, 1-Diphosphonic AcidHEDPNa4

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Minimum Order

Place of Origin:

-

Price for Minimum Order:

-

Minimum Order Quantity:

1

Packaging Detail:

25kg

Delivery Time:

3-7days

Supplying Ability:

-

Payment Type:

T/T, L/C, Other

الاتصال الآن
عضو مجاني

الشخص الذي يمكن الاتصال به Matthew

Weifang, Shandong

الاتصال الآن

Description

Synonyms: Tetrasodium etidronate
CAS No.  29329-71-3 (x-Na), 3794-83-0 (4-Na)
Molecular Formula: C2H4O7P2Na4
Molecular weight: 294
Structural Formula:
image 
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. 
Specification:

Items Index
Appearance White powder Colorless to yellowish transparent liquid
Active content (HEDP)% 56.0 min 20.3-21.7
Active content (HEDP•Na4)% 79.9 min 29.0-31.0
Total phosphoric acid (as PO43-) % 52.0 min 18.4-20.4
Fe, mg/L 35.0 max 20.0 max
Moisture, % 15 max --
Density (20℃)g/cm3 -- 1.26-1.36
PH (1% water solution) 11.0-12.0 10.0-12.0
Phosphorous Acid %   1.0 max
Colour APHA   150.0 max
Package and Storage:
Liquid: 200L plastic drum,IBC(1000L),customers requirement.

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إلى:

Matthew < Shouguang Starail Economic and Trade Co., LTD >

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