Appearance:
colorless odorless crystal or colorless transparent ropy liquid, sweet, easily soluble in water, soluble in glycerol, slightly soluble in methanol, ethanol, acetic acid, pyridine, phenol and acetamide etc., density: 1.489(20℃), M.P.: 93-97℃; include pharmaceutical grade, food grade and daily chemical grade.
Quality index of Liquid Sorbitol:
|
Item |
Index |
Appearance |
colorless transparent sweet ropy liquid |
Acidity NaOH 0.01M |
<0.2ml/0.7g |
Density ≥ |
1.285 |
Arsenic ppm |
<1.0 |
Nickel ppm |
<1.0 |
Chloride ppm |
<20 |
Sulphateppm |
<50 |
Reducing sugar % |
0.2 |
Refractive index(20℃) |
1.4575-1.4620 |
Tota sugar % |
6-10 |
Dry substance Assay(20℃) % |
68.0-72.0 |
Water content/Moisture% |
29-31 |
Ph value |
5-7 |
Crystallisation |
No crystallisation at 18℃ for 24 h. |
Heavy metal(Pb)ppm |
≤1.0 |
Use:
In the synthesis of vitamine C, toothpast etc. ; also used in flavors, jam, candy, health products etc.
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