Lactose Monohydrate AR
Alcohol-soluble impurities,for bacteriological purpose ,Free from glucose.
ß-D-Gal-(14)-D-Glc, 4-O-ß-D-Galactopyranosyl-D-glucose; Milk sugar
Product Code. |
01499 |
Grade |
monohydrate |
Purity |
CAS No. |
64044-51-5 | |
Molecular Formula |
C12H22O11.H2O |
Molecular Weight |
360.31 |
H.S.Code |
1702.11100 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White crystalline |
Odour |
Odorless |
| Melting point/ Freezing point [°C] |
214°C |
Density [g/cm3] |
1.525 |
Solubility in water [% weight] |
Partially soluble in water |
Packaging
Specification
| Appearance | White crystalline powder |
| Specific optical rotation ([?]20/D; 10% in water) | +54.4 to +55.9 deg |
| Water (H2O) | 4.8 - 5.4% |
| Free acid | Max 0.25 ml N% |
| Insoluble matter | Max 0.005% |
| Alcohol soluble impurities | Max 0.2% |
| Sulphated ash | Max 0.3% |
| Nitrogen compounds (as N) | Max 0.02% |
| Arsenic (As) | Max 0.0001% |
| Copper (Cu) | Max 0.00005% |
| Iron (Fe) | Max 0.0002% |
| Lead (Pb) | Max 0.00005% |
Safety Information and Hazard Symbols