|
Index |
BP93 |
FCC-IV |
|
Appearance |
colourless or white crystalline powder |
|
|
Identification test |
- |
accord with the test |
|
Content(Na3C6H5O7.2H2O)% |
99.0-101.0 |
99.0-100.5 |
|
Sulphate, ≤% |
0.015 |
- |
|
Heavy metals(as Pb), ≤% |
0.001 |
0.001 |
|
Oxalate, ≤% |
0.03 |
- |
|
Easily carbonized substanctes |
accord with the test |
- |
|
Chloride, ≤% |
0.005 |
- |
|
Loss on drying,% |
11.0-13.0 |
10.0-13.0 |