Corrosion Inhibitor CAS No 3794-83-0 Tetrasodium Etidronate (HEDP 4na)

• Customization: Available
• CAS No.: 3794-83-0
• Formula: C2h8na4o7p2
• Model NO.: 3794-83-0
• EINECS: 223-267-7
• Outlook: Powder
• Sample: Available
• Package: 25kg/Bag
• Transport Package: 25kg/Bag
• Specification: 99%
• Trademark: Chuanghai
• Origin: China
• Production Capacity: 50000tons/Year

Product Description

 

Chemical Name: HEDP 4na; Tetrasodium etidronate

CAS No.: 3794-83-0

Molecular Fomula:  C2H4Na4O7P2

Chemical Structure:

Molecular weight: 293.96

Appearance: White powder

HEDP 4na Typical Properties
 

Specification

Items	Index	60.0 min	20.3-21.7
Appearance	White granule	85.0 min	29.0-31.0
Active content (HEDP), %	57.0-63.0	35.0 max	20.0 max
Active content (HEDP•Na4), %	81.0-90.0	10.0 max	--
Moisture, %	10.0 max	--	1.26-1.36
Particle Size Distribution(<250μm), %	4.0 max	10.0-12.0	10.0-12.0
Particle Size Distribution(>800μm), %	5.0 max
Bulk(20ºC), g/cm3	0.70-1.10
PH (1% water solution)	11.0-12.0
Fe, mg/L	20.0 max

Application
The dosage of HEDP•Na4 is around 1.0-5.0% when used as chelating agent in cleaning industry. It works better when combined with polyacrylate sodium, copolymer of maleic and acrylicacid.

Packing and Storage
The packing of HEDP•Na4 granule is film lined kraft valve bag, with net weight 25kg/ bag, 1000kg/ tonnage bag, or as per customer's request. Storage for one year in shady room and dry place.

Safety Information
UN 3261 Class 8 PG III
Detailed safety information is contained in each Material Safety Data Sheet, which can be obtained from our company.

Item	Specification
Appearance	White powder
Active Content (as HEDP)%	56.0MIN
Active Content (as HEDP 4na)%	80MIN
PH(1% water solution)	11~12
Iron ppm	20MAX
Dry Weigh loss (Moisture)%	15MAX

 

 

 

 

Detailed Photos

 

Packaging & Shipping

Company Profile

Our Service 

1.Supply sample
2.The packing also can be according the customers` requirment
3.Any inquiries will be replied within 24 hours

4.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.
5.Factory price.

6.Prompt delivery. We have good cooperation with many professional forwarders, We can send the products to you once you confirm the order.