Home > Offer to Sell > Organic Chemicals and Derivatives > HEDP Las

HEDP Las

Inquiry
  Post Date: Oct 08,2013
  Expiry Date: Apr 06,2014
  Detailed Description:
Chemical name: Hydroxyethylidene-1,1-Diphosphonic Acid
Abbreviation: HEDP LAs
Molecular Formula: C2H8O7P2
Molecular Weight: 206
CAS Number: 2809-21-4
Application Notes: Noted for its excellent CaCO3 scale inhibition and chlorine stability.
Recommended Uses: Cooling water treatment, boiler treatment, I & I cleaners, swimming pool stain prevention, metal ion control.
Typical Properties:
Appearance  
Clear colourless to pale tan liquid, free from foreign matter.
Odour
Slight to none
Assay  (%w/w HEDP)
59.5 – 61.0
pH at 20°C (1% w/v)
2.0 max
pH at 20°C (1% v/v)
2.5 max
Sequestrant value (CaCO3) mg/g 
400 min
Iron content (Fe ppm)
30.0 max
Phosphorous acid as H3PO33+ phosphoric acid as H3PO44+ (%w/w)
4.0 max
Orthophosphate as PO4 (%w/w)
0.5 max
Viscosity at 25°C (mm2/sec)
35.0 - 41.0
Specific Gravity at 20/20°C
1.440 - 1.455
Chloride as Cl (%w/w)
1.0 max
Colour (APHA)
30 max
Arsenic content (As ppm)
3.0 max


  Company: Henan Qingshuiyuan Technology CO., Ltd     [ China ]        
  Contact:
  Tel: +86-391-608 2211/8611
  Fax: +86-391-608 6299
  Email: sales@qywt.com.cn
Disclaimer statement:The information and data included above have been realized by the enterprises and compiled by the staff, and are subject to change without notice to you. The Chemnet makes no warranties or representations whatsoever regarding the facticity, accuracy and validity of such information and data. In order to ensure your interest, we suggest you chose the products posted by our gold suppliers or VIP members.