glycerol
Glycerol is widely used as a solvent; as a sweetener; in the manufacture of dynamite, cosmetics, liquid soaps, candy, liqueurs, inks, and lubricants; to keep fabrics pliable; as a component of antifreeze mixtures; as a source of nutrients for fermentation cultures in the production of antibiotics ; and in medicine. It has many other uses as well.
Index name |
Index |
|||
Grade |
Super grade |
Top grade |
First grade |
Second grade |
Chroma ≤ |
20 |
20 |
30 |
70 |
Assay % ≥ |
99.5 |
98.5 |
98 |
95 |
Density (20 C)g/ml ≥ |
1.2598 |
1.2572 |
1.2559 |
1.2481 |
Chloride Assay (as Cl, %)≤ |
0.001 |
0.001 |
0.01 |
0.05 |
Sulfating Ash (%) ≤ |
0.01 |
0.01 |
0.01 |
0.01 |
Acidity or Alkalinity (mmol/100g) ≤ |
0.064 |
0.064 |
0.1 |
0.3 |
Saponification equivalent (mmol/100g) ≤ |
0.64 |
0.64 |
1 |
3 |
Heavy metals Assay (as Pb, mg/kg) ≤ |
5 |
5 |
5 |
5 |
As (as As, mg/kg) ≤ |
2 |
2 |
2 |
2 |