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NC-203(ZF113NC)EDTMPS
(1) Molecular Weight & Chemical Structure:
C6H12O12N2P4Na8
 
612.0 
 
 
O
 
 
 
O
 
 
 
 
 
 
 
||
 
 
 
 
||
 
 
 
 
 
 
(NaO)2
P
-CH2
 
 
CH2-
P
(ONa)2
 
 
 
 
 
 
 
 
\
/
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
/
\
 
 
 
 
 
 
 
 
(NaO)2
P
-CH2
 
 
CH2-
P
(ONa)2
 
 
 
 
 
 
||
 
 
 
 
||
 
 
 
 
 
 
 
O
 
 
 
 
O
 
 
 
(2) Properties:
    This product could be solved in water. It shows excellent scale inhibition property under the temperature of
200oC, especially for carbonate scales.It also has good thermal stability, excellent dispersion and scale
inhibition property.
 
(3)Specification:
Appearance
Yellowish-brown clear liquid
pH (1% water solution) <= 9.5~ 10.5
Density (200C g/cm3) >=
1.25
Active Content (as EDTMPS), % >=
28.0
Organic Phosphate (as PO4), %  >=
10.0
Phosphoric acid (as PO4), % <=
1.0
Phosphorous acid (as PO3), % <=
5.0
Chloride (as Cl-), % <=
3.0
Ethanediamine, % <=
0.03
 
(4)Use:
It could be used as corrosion inhibitors in cooling water circulation system and boiler water.Also, it is a
chellation agent in cyanogen-free plating industry and water softener in printing and dyeing industry.
 
(5)Packing & Storage:
In 200Kg or 25Kg plastic pails, storage is two years. 
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