D-Lactose monohydrate Chemical Properties
Melting point ~215 °C (dec.)
density 1.525
storage temp. 2-8°C
solubility H2O: 0.1 g/mL, clear, colorless
form Crystalline
color White
Specific Gravity 1.525
PH 3.5-6.0 (25℃, 0.5M in H2O)
optical activity [α]22/D +52.4°, c = 4.5 in H2O
Water Solubility Soluble in water (warm) (0.1 g/mL), and ethanol (very slightly soluble). Insoluble in chloroform, and ether.
λmax λ: 260 nm Amax: 0.02
λ: 280 nm Amax: 0.02
Merck 14,5343
BRN 3768231
Stability: Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference 64044-51-5(CAS DataBase Reference)
NIST Chemistry Reference Lactose monohydrate(64044-51-5)
EPA Substance Registry System Lactose monohydrate (64044-51-5)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36-24/25
WGK Germany 3
RTECS OD9625000
F 3
TSCA Yes
HS Code 17021900
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