α-D-Lactose monohydrate USP, NF, JP, Ph. Eur.
Dodávateľ: Thermo Fisher Scientific
Synonymá:
α-Lactose monohydrate
368892500
368890010
ACRO368892500EA
36.53
EUR
ACRO368892500
ACRO368890010
α-D-Lactose monohydrate USP, NF, JP, Ph. Eur.
α-D-Lactose monohydrate
|
Vzorec:
C₁₂H₂₂O₁₁·H₂O Mw: 360.32 g/mol Teplota tavenia: 219 °C (rozkl.) Skladovacia teplota: Ambient |
Číslo MDL:
MFCD00150747 Číslo CAS: 5989-81-1 |
Výsledky špecifikačného testu
| Appearance | White to almost white Amorphous powder, crystals or crystalline powder |
| Water | 4.5 to 5.5 % |
| Loss on drying | ≤0.5 % (80°C, 2 h) |
| Heavy metals | ≤5 ppm |
| UV | at 220 nm A: ≤0.25 |
| Appearance of solution | Clear and not more intensely colored than ref. BY7 |
| Clarity and color of solution | Clear and nearly colorless |
| Identification | Conform USP/NF, EP, JP |
| Particle size | ≥99 % (≤ 250 µm) |
| Residue after ignition | ≤0.1 % |
| Microbial contamination | (Salmonellae in 100 g) Absent |
| Acidity/alkalinity | ≤0.4 ml/6g (ml 0.1N NaOH/6g) |
| Specific optical rotation | +54.4° to +55.9° (20°C, 589 nm) (c=10, H2O/NH3) (After 30 min., on anhydrous substance) |
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