Alpha-D-Lactose Monohydrate Details

Chemical Name: Alpha-D-Lactose monohydrate

Synonyms: Pharmatose 150M; alpha-lactose monohy; Pharmatose 325; Pharmatose 50M; Pharmatose 90M

CAS No.: 5989-81-1

Molecular Formula: C12H24O12

Molecular Weight: 360.31

Appearance: White crystalline powder or granules

Assay: ≥98%

Alpha-D-Lactose Monohydrate Typical Properties

Melting point	219 °C
Boiling point	412.35°C (rough estimate)
Density	1.53 g/cm3
Specific rotation	[α]D20+52.2～+52.8°
Storage	Inert atmosphere, Room Temperature
Appearance	Solid
Color	White
Refractive index	1.6480 (estimate)
PH	pH (50g/l, 25℃) : 4.0～6.0
Water Content	4.5%-5.5%

Alpha-D-Lactose Monohydrate Usage

Pharmaceutical Excipient:
- Tablet & Capsule Filler/Binder
- Direct Compression & Granulation
Food & Nutrition Industry:
- Used as a carbohydrate source, carrier for flavors/colors, and bodying agent in infant formulas, baked goods, confectionery, and dry food blends.
Biochemical Research & Culture Media:
- Serves as a carbon source in cell culture, fermentation media, and diagnostic test kits. Used as analytical reagents, chromatography reagents, and also used in the preparation of biological culture media

Alpha-D-Lactose Monohydrate Packaging and Shipping

Packing: 25KG/Drum; 25kg/bag

Alpha-D-Lactose Monohydrate Storage

Keep container tightly sealed in a cool, dry, and well-ventilated warehouse.

Protect from ambient moisture, odor contamination, and direct sunlight.

Highly stable under normal temperature and pressure.

Shelf Life: 24 to 36 months under recommended original unopened storage conditions.

Alpha-D-Lactose Monohydrate CAS 5989-81-1