Place of Origin : Zhangzhou,China  
            Delivery Terms : ANY TERM
            Delivery Time : WITHIN 15 DAYS
            Product Capacity : 500MT/MONTH
            Payment Terms : TT,L/C AT SIGHT
         
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid(HEDP)Powder 90%
CAS No.:2809-21-4 
Molecular Formula: C2H8O7P2
Molecular Weight:206.02 
Production:500MT/month
Main specification:powder 90 %
Active content (HEDP)%:90.0 min
Phosphorous acid (as PO33-)%:0.5 max
Phosphoric acid? (asPO43- )%:0.3 max
Chloride (as Cl-)%:0.05 max
PH (1% solution):2 max
Density(20oC)g/cm3:-
Sequestrant value(CaCO3)mg/g:-
Fe (ion) ppm:20 max
Colour APHA (Hazen):
Active content (HEDP.H2O)%:98%min