Molecular formula:C0H11O7Na
Structure formula:CHTOH(CHOH)4COONa
Molecular weight:218.4
Physical-chemistry property:white or light yellow crystal powder, easy to be dissolved in water but not in alcohol. It tastes salty.
Quality specification:
|
Items |
Specification |
|
| |
Industrial |
Food grade |
| Purified degree %≥ |
98.0 |
98.0 |
| Chloride %≤ |
0.5 |
- |
| Reducing matter %≤ |
0.5 |
0.5 |
| Heavy metal(Pb)%≤ |
- |
0.002 |
| Arsenic(As)≤ |
- |
0.0003 |
| Lead %≤ |
|
0.001 |
| Drying loss %≤ |
3.0 |
0.5 |
Package:Kint bag lined with plastic bag, net weight 25kg for industrial grade. Packages might be specially provided for food grade as customer required.
Usage:product of the industrial grade might be used for water treatment or as cement additives or for aluminum cutting-erosion or bottle cleaning. Food grade product is used as food additives or nutrition element.
