Items
Index
Appearance
Umber transparent liquid
Active content(as DTPMPA) %
31.5-33.5
24.0-26.0
Active content(as DTPMPA•Na7) %
40.0-42.5
30.5-33.0
Total phosphoric acid(PO43-)%
25.9-27.9
19.7-21.7
Chloride (Cl-) % ≤
5.0
Iron ( as Fe2+ ) μg/g ≤
20
pH(1% water solution)
7.0-9.0
pH(origin solution)
6.0-8.0
Density (20℃) g/cm3
1.34-1.44
1.24-1.34