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Product Image-1.01287.0100

Methylene blue (Loeffler) counterstain, for bacteriology, Sigma-Aldrich®

Supplier: Merck
Description: Löffler's methylene blue solution is generally used as bacteriological counter staining of, e.g. of gonococcae, lactic acid bacteria and for visualization of the pole corpuscles of pasteurella.

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Product Image-0672-50G

Toluidine blue O, high purity

Supplier: VWR Chemicals
Description: A blue counterstain often used for metachromatic staining of mast cells, cartilage, and acid mucins.

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Toluidine blue O, Technical Grade, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Toluidine Blue O (TBO) is a thiazine dye of the quinone-imine family and is cationic in nature. It has been employed in polychromatic staining of paraffin embedded plant cell walls. It is a metachromatic dye suitable for a wide variety of histological staining procedures. A metachromatic dye suitable for a wide variety of histological staining procedures. Toluidine Blue O has been used to stain a variety of specimens like mesenchymal cells, taste buds, osteoblasts, matrix, and more.

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Image Unavailable-M9140-100G

Methylene blue ≥82% (dye content), certified by the Biological Stain Commission, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Methylene blue ≥82% (dye content), certified by the Biological Stain Commission, Sigma-Aldrich®

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Product Image-E847-25G

Toluidine blue O, powder, Certifiable Grade

Catalog Number: (E847-25G)
Supplier: VWR Chemicals
Description: A blue counterstain often used for metachromatic staining of mast cells, cartilage, and acid mucins. Black to dark green fine powder
UOM: 1 * 25 g

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Image Unavailable-01363-100ML-F

Methylene blue (Neisser) for microscopy, Sigma-Aldrich®

Catalog Number: (01363-100ML-F)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Methylene blue, Neisser formulation. Well developed granules of volutin (polyphosphate) may be seen in unstained wet preparations as round refractive bodies within the bacterial cytoplasm. With methylene blue they stain metachromatically, a reddish purple color.
UOM: 1 * 100 mL
Image Unavailable-03978-250ML

Methylene blue concentrated solution (Ehrlich) for microscopy, Sigma-Aldrich®

Catalog Number: (03978-250ML)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Solution, for microscopy, concentrate according to Ehrlich, concentrated, aqueous solution (Methylene blue stain; Ehrlich's reagent III; Loeffler's Methylene Blue)
UOM: 1 * 250 mL

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Image Unavailable-234176-25G

Victoria blue R 80% (dye content), Sigma-Aldrich®

Catalog Number: (234176-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Victoria Blue R is a basic dye. It belongs to the class of diphenylnaphthylmethane dyes. Victoria Blue R has been employed in manufacture of lake pigments. It has lot of industrial applications, but it is rarely used as a biological stain.
UOM: 1 * 25 g
Image Unavailable-VWRS3470.1000

Methylene blue for microscopy

Catalog Number: (VWRS3470.1000)
Supplier: VWR Collection
Description: Methylene blue for microscopy
UOM: 1 * 1 kg

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Product Image-3470.0100

Methylene blue Microscopy (C.I. 52015)

Supplier: VWR Chemicals
Description: Methylene blue Microscopy (C.I. 52015)

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Product Image-6129.1000

Methylene blue 10 g/l in aqueous solution

Supplier: VWR Chemicals
Description: Methylene blue 10 g/l in aqueous solution

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Image Unavailable-230987-25G

Victoria pure blue bo 90% (dye content), Sigma-Aldrich®

Catalog Number: (230987-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Victoria blue dyes are triaminodiphenylnaphthylmethanes, with lipophilic cations and large conjugated systems.
UOM: 1 * 25 g
Product Image-330733R

Methylene blue, tablets Milk_analysis

Catalog Number: (330733R)
Supplier: VWR Chemicals
Description: Methylene blue tablets are used for preparing methylene blue solution for the bacteriological examination of graded milks.
These VWR Methylene Blue Milk-Testing tablets are guaranteed to possess the essential qualities of complete solubility and uniformity
UOM: 1 * 50 Tablet

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Image Unavailable-50484-100ML-F

Methylene blue solution for microbiology, Sigma-Aldrich®

Catalog Number: (50484-100ML-F)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Ehrlich’s reagent III, Loeffler’s Methylene Blue. Methylene Blue was earlier recognized as a good nuclear stain, the staining solutions are always either aged or alkalized, if not both. More importantly it is an excellent stain for ribonucleic acid, which is the important stainable constituent of bacterial bodies, of lymphocyte and hemoportoal cytoplasm, and of nerve cell tigroid granules. It can also be employed in capsule stain. The capsule stain begins as a negative stain leaving the organisms colorless. The capsule are clearly seen as halo surrounding the bacterial cell. Another staining procedure is performed with nigrosin (Cat. No. 43925).
UOM: 1 * 100 mL
Product Image-ACRO192020100

Basic Blue 24 (New Methylene Blue), pure

Catalog Number: (ACRO192020100)
Supplier: Thermo Fisher Scientific
Description: Appearance: Dark brown to purple Crystalline powder
UOM: 1 * 10 g

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Image Unavailable-28514-100G

Methylene blue hydrate ≥95% (dried basis), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Methylene blue hydrate ≥95% (dried basis), Sigma-Aldrich®

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us on +353 1 88 22222.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us on +353 1 88 22222
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at eurega_services@eu.vwr.com
-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organisation. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
Product(s) marked with this symbol are discontinued - sold till end of stock. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service on +353 1 8822222.
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