Please Note: We are not able to ship this product to Northern Ireland.

Methylene Blue (Loeffler)

Price: £5.95
Stock Availability:

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Stock Availability
On Shelf - Approx. UK delivery date: Thursday the 11th 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

This Methylene Blue Loeffler formulation is commonly used as a counterstain in the acid fast bacilli staining methods.

It is also useful for observing varieties of bacteria such as Corynebacterium diphtheria, Haemophilus influenzae, Neisseria, etc .

The Loeffler's formulation can also be used to detect Helicobacter pylori in paraffin sections and touch smears of gastric mucosal biopsies.

Contains:
Denatured Ethanol:    <30%
Methylene Blue
Potassium Hydroxide <1%

Hazard Class: 3

Packing Group: 3

Hazard Phrases: Flammable liquid and vapour.

Prec Phrases: Take precautionary measures against static discharge. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. In case of fire: Use Store in a well-ventilated place. Keep cool. Dispose of contents/container to

Flammable CLP Image

Cas No: 61-73-4
UN1170

Payment Methods

We can also accept a bank transfer (UK Only)

Source Chemicals Ltd