Sodium Propionate
发布日期：2020-09-17 16:12 浏览次数：
Sodium propionate or sodium propanoate is the sodium salt of propionic acid which has the chemical formula Na(C2H5COO). Molecular formula : CH3CH2COONa
CAS : 137-40-6
Properties: a transparent colorless crystalline or granular crystalline powder. No foul smell or slightly acid. The humid air Yi deliquescence. Right litmus neutral or slightly alkaline. soluble in ethanol (4.4g/100ml), the acetone - soluble (0.05%). Almost non-toxic. By acid with sodium carbonate or sodium hydroxide activity. Application:For use as food, feed, beverages and other preservative, anti-mold, preservatives. The fungus, yeast, bacteria, a broad antibacterial effects. The lower the pH preservative effect the better.
|
Name of index |
FCC,1996 |
HG2922-1999 |
|
Content(On the base of |
99.0-100.5 |
99.0-100.5 |
|
dry basis),≥% |
|
|
|
Loss on drying,≤% |
- |
1 |
|
(Fe),≤% |
0.003 |
0.003 |
|
As,≤% |
0.0003 |
0.0003 |
|
Heavy metal(As Pb),≤% |
0.001 |
0.001 |
|
Alkalinity(As Na2CO3),≤% |
Normal |
Accord with the test |
|
H2O,≤% |
1 |
- |
|
Name of index |
FCC,1996 |
HG2922-1999 |
Content(On the base of
dry basis),≥% |
99.0-100.5 |
99.0-100.5 |
|
Loss on drying,≤% |
- |
1.0 |
|
(Fe),≤% |
0.003 |
0.003 |
|
As,≤% |
0.0003 |
0.0003 |
|
Heavy metal(As Pb),≤% |
0.001 |
0.001 |
|
Alkalinity(As Na2CO3),≤% |
Normal |
Accord with the test |
