Daily Care Chemicials 80% HEDP Na4 Granule CAS No 3794-83-0

• CAS No.: 3794-83-0
• Formula: C2h8na4o7p2
• EINECS: 223-267-7
• Environmental Protection: Yes
• Color: White
• Appearance: Granulars
• Type: Industrial Circulating Water Treatment Agent
• Transport Package: PP Bag
• Specification: 99%min
• Trademark: SWC
• Origin: China

Product Description

Product Description

Product Name: HEDP Na4

 

Name: (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt
CAS: 3794-83-0/29329-71-3
Molecular Formula: C2H8Na4O7P2
Molecular Weight: 294

Properties
HEDP•Na4 is even granule with excellent fluidity, low dust content, low hygroscopicity and easy handling properties.
HEDP•Na4 is a powerful chelating agent. As a household cleaning agent and industrial cleaner auxiliary, HEDP•Na4 can stabilizer metal ions in water and enhance effect of decontamination under high pH washing condition.
HEDP•Na4 can be used in cosmetics and personal care to restrain rancidity and discoloration.
HEDP•Na4 can be used as slow-release scale corrosion inhibitor after being compressed into tablets with other auxiliaries.
HEDP•Na4 works as oxygen bleaching stabilizer in dyeing and paper making industry.

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 acrylic acid.

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.

Frequently Asked Questions

Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight; 

For those high value products, you just need to freight and certain product cost. When we both cooperate for 

some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C. You can choose the one which is convenient for you. 

Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.) 

or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,

shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on 

where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement. 

Q5: How can you guarantee the goods you offer is qualified? 
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide 

for you all are qualified. We will have goods tested and provide COA before delivery for sure.