Technology data:
|
Item |
Food grade |
Industry grade |
|
Appearance |
White crystalline powder |
White Crystal Flake |
|
Content |
99.0% min |
98.5%min |
|
Chloride(CL) |
0.014%max |
0.02% |
|
Loss on drying |
0.5%max |
0.05%--0.2% |
|
Color |
---- |
0.1%max |
|
Melting range |
121-124℃ |
121-123°C |
|
As(ppm) |
---- |
2mg/kg max |
|
Heavy Metals(Pb) |
10ppm max |
0.001%max |
|
Color of solution |
≤ Reference Solution B9 |
---- |
|
Carbonisable substances |
≤Reference Solution Y5 |
---- |
|
Oxidisable substances |
Pass |
---- |
|
Sulfate |
≤0.1 |
---- |
|
Burnt residue% |
≤0.1 |
---- |
Usage:. Used as intermediate for dyestuff, paint synthesis, steel antiseptic and plastic intensifier.
Physical properties: A white crystalline solid. Slightly soluble in water. The primary hazard is the potential for environmental damage if released. Immediate steps should be taken to limit spread to the environment. Used to make other chemicals, as a food preservative, and for other uses. Dust may be irritating to nose and eyes. At elevated temperatures, fumes may cause irritation of eyes, respiratory system, and skin.
Package:25KG/Plastic Woven Bag or according to required