Molekula
alpha-D-Lactose monohydrate
Alpha-D-Lactose monohydrate is a disaccharide sugar used in pharmaceuticals, food products, and laboratory media as a filler, stabilizer, or nutrient. It is a white, crystalline powder with a molecular formula of C12H22O11·H2O and a molecular weight of 360.31 g/mol. It is stable at ambient temperatures and has no signal word. Molekula supplies alpha-D-Lactose monohydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Alpha-D-Lactose monohydrate is a disaccharide sugar used in pharmaceuticals, food products, and laboratory media as a filler, stabilizer, or nutrient. It is a white, crystalline powder with a molecular formula of C12H22O11·H2O and a molecular weight of 360.31 g/mol. It is stable at ambient temperatures and has no signal word. Molekula supplies alpha-D-Lactose monohydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Water | 4.5 - 5.5% |
| Heavy metals | ≤50ug/g |
| Loss on Drying | ≤0.5% |
| Optical Rotation | +54.4 to +55.9 |
| Impurities | ≤0.07% |
| Residue on Ignition | ≤0.1% |
| Yeast and Moulds | ≤50cfu/g |
| TAMC | ≤100cfu/g |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90028400 |
| CAS Number | 5989-81-1 |
| Molecular Formula | C12H22O11·H2O |
| Molecular Weight | 360.31 |
| SMILES | C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@@H]2[C@H](O[C@@H]([C@@H]([C@H]2O)O)O)CO)O)O)O)O.O |
| REACH Code | Y113 |
| HTS Code | 2918115100 |
| Tariff Code | 2918110000 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
For research and industrial use only
Documents
Safety Data Sheets (SDS)
Available in US, IT, FR, ES, DE, EN.
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US - (90028400) ALPHA-D-LACTOSE MONOHYDRATE [5989-81-1].pdf
SDS · US · 183 KB
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IT - (90028400) ALPHA-D-LACTOSE MONOHYDRATE [5989-81-1].pdf
SDS · IT · 182 KB
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FR - (90028400) ALPHA-D-LACTOSE MONOHYDRATE [5989-81-1].pdf
SDS · FR · 185 KB
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ES - (90028400) ALPHA-D-LACTOSE MONOHYDRATE [5989-81-1].pdf
SDS · ES · 185 KB
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DE - (90028400) ALPHA-D-LACTOSE MONOHYDRATE [5989-81-1].pdf
SDS · DE · 185 KB
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EN - (90028400) ALPHA-D-LACTOSE MONOHYDRATE [5989-81-1].pdf
SDS · EN · 182 KB
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is alpha-D-Lactose monohydrate used for?
It is commonly used as a filler or excipient in pharmaceutical formulations and as a nutrient in cell culture media.
What is the chemical formula and molecular weight of alpha-D-Lactose monohydrate?
The formula is C12H22O11·H2O with a molecular weight of 360.31 g/mol.
How should alpha-D-Lactose monohydrate be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of alpha-D-Lactose monohydrate is available?
Available in pharmaceutical grade, suitable for use in drug formulations and biological applications.
Can Molekula supply alpha-D-Lactose monohydrate in bulk?
Yes, Molekula offers bulk quantities upon request; please contact our sales team for pricing and availability.
What documentation comes with an order of alpha-D-Lactose monohydrate?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS); additional documentation is available upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.