International Shipping

We do not offer international shipping to countries within the European Union

We can only ship non-hazardous products to Rest of World

Lactose Monohydrate 99% FG

Lactose Monohydrate 99% FG
Lactose Monohydrate 99% FG
Price: £8.95
Stock Availability:

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Stock Availability
On Shelf - Approx. UK delivery date: Wednesday the 17th September 2025*
In bulk stock - ships within 10 - 12 Working Days (Excluding weekends and public holidays)
4 to 6 weeks approx. (Not guaranteed)
UK Shipping

Unfortunately, we are not currently accepting orders for Northern Ireland.

We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.

AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE

* We will always try to ship as early as possible. Delivery could be much quicker than stated but is not guaranteed
  • Pharmaceutical
  • Sweeteners
  • Fillers

Edible lactose - coarse is manufactured from sweet cheese whey using a single crystallisation process and the resulting crystalline product is milled.

This product is a pure lactose ingredient suitable for use in food applications but has not undergone a food safety risk assessment to determine its suitability for use in products designed for vulnerable or sensitive groups within the population. It is not suitable for infant formula/milk application.

Suitable for vegetarians

What is Lactose Monohydrate? It is a form of milk sugar (lactose) that includes one molecule of water within its crystal structure. It's commonly used as an excipient (inactive ingredient) in pharmaceuticals, a filler in food products, and a sweetener or stabiliser in various items. 

Consistent Quality: We provide only high-quality Lactose Monohydrate, ensuring reliable and consistent performance for all applications.

Shipped from Manchester, UK Facility: Sourced and packaged in non-toxic, chemical-resistant containers to ensure safe handling and preserve product quality during transport.

Frequent Uses

Pharmaceutical
Widely used as an excipient in tablets and capsules due to its compressibility and ability to improve powder flow. It can also be found in inhalers as a diluent for dry-powder formulations. 

Food and Drink
Added to foods like baked goods and other packaged foods as a sweetener or stabiliser.

  • Assay: >99%
  • M.F.: C12H22O11 · H2O
  • M.W.: 360.31
  • Protein (Nx6.38 as is): <0.3%
  • Moisture (free): <0.5%
  • Ash: <0.3%
  • pH: <7.0
  • Density: 0.85g/mL
  • Microbiological:
  • Total Viable Count: <5000fuc/g
  • Enterobacteriaceae: <10cfu
  • Yeasts: <10cfu/g
  • Moulds: <10gfu/g
  • Escherichia Coli: not detected/25g
  • Salmonella: not detected/375g
  • Coagulase Positive Staphylococcus: <10 cfu/g

Hazard Phrases: Not considered harmful under normal laboratory conditions

Cas No: 5989-81-1
Einecs No: 200-559-2

Payment Methods

We can also accept a bank transfer (UK Only)

Source Chemicals Ltd