1.Chemical Name: 2-hydroxypropane-1,2,3-tricaboxylate Ca3
2.M. F. : Ca3(C6H5O7)2.4H2O
3.M. W. : 570.50
4.Physical properties: White and odorless powder; hygroscopic slightly deliquescent; Hardly soluble in water and almost insoluble in Ethanol. When heated to 100°C, it will lose crystal water gradually; As heated to 120°C, the crystal will lose all of its crystal water.
5. Quality standard:(GB17203-1998,FCC-4,USP-23)
|
Name of index |
GB17203-1998 |
FCC-4 |
USP-23 |
|
Appearance |
White crystalli-ne powder |
White crystalli-ne powder |
White crystalline powder |
|
Content, % |
98.0-1005 |
97.5-100.5 |
97.5 -100.5 |
|
As≤% |
0.0003 |
- |
0.0003 |
|
Fluoride,≤% |
0.003 |
0.003 |
0.003 |
|
Heavy metals(As Pb) ,≤% |
0.002 |
0.002 |
0.002 |
|
Loss on drying,% |
10.0-13.3 |
10.0-14.0 |
10.0-13.3 |
|
Acid-insoluble substance,≤% |
0.2 |
- |
0.2 |
|
Clear grade |
Accord with the test |
- |
- |
6.Usage: Act as chelant, buffer, coagulant and calcareous intensifying agent in food industry. It is chiefly used in bakery, dairy and beverages industries.
7.Packing: In 25kgs net paper bags lined with PP bags.
8.Storage and transport: To be stored in a dry and ventilative warehouse. Handle with care; Keep away from moisture, heat and poisonous substances
