Lactose Monohydrate 1Kg
Lactose monohydrate (milk sugar) for microbiology. CAS 10039-26-6, pH 4.0 - 6.5 (100 g/l, H₂O, 20 °C).
Manufacturer: Merck
Catalog ID: 107657.1000
Stock: In Stock
Description
| Catalogue Number | 107657 |
| Synonyms | Milk sugar, Lactobiose |
Product Information
| CAS number | 10039-26-6 |
| EC number | 200-559-2 |
| Hill Formula | C₁₂H₂₂O₁₁ * H₂O |
| Molar Mass | 360.32 g/mol |
| HS Code | 1702 11 00 |
Applications
| Application | Lactose monohydrate (milk sugar) for microbiology. CAS 10039-26-6, pH 4.0 - 6.5 (100 g/l, H₂O, 20 °C). |
Physicochemical Information
| Ignition temperature | 390 °C |
| Melting Point | 202 °C |
| pH value | 4.0 - 6.5 (100 g/l, H₂O, 20 °C) |
| Bulk density | 500 kg/m3 |
| Solubility | 161 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat > 10000 mg/kg |
Storage and Shipping Information
| Storage | Store at +15°C to +25°C. |
Specifications
| Identity (IR-spectrum) | passes test |
| Appearance of solution (10 %; water) | passes test |
| Spec. rotation (α 20/D; 10 %; water; calc. on anhydrous substance) | +54.4 - +55.9 ° |
| Acidity or alkalinity | passes test |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Proteins and UV-absorbing impurities | passes test |
| Residual solvents (Ph. Eur./ICH) | excluded by the production process |
| Sulfated ash | ≤ 0.1 % |
| Loss on drying (80 °C, 2 h) | ≤ 0.5 % |
| Water | 4.5 - 5.5 % |
| Particle size (> 150 µm) | ≤ 4 % |
| Suitability for microbiology | passes test |
| Corresponds to Ph.Eur,NF |
