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Tetrabromophenol blue, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Tetrabromophenol Blue (TBPB) belongs to the group of sulfonephthalein acid-base indicators. It is employed in the potentiometric titration of the halogens with Hg₂(NO₃)₂. In addition, it has been used as a dye indicator in urine dipstick test to detect proteinuria. In this assay, with increasing concentration of urinary protein, TBPB sequentially changes colour from pale green to blue. Binding of TBPB to proteins is dependent on pH.

Image Unavailable-16035-100ML

Brilliant cresyl blue solution R in ethanol for microscopy

Catalog Number: (16035-100ML)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Brilliant cresyl blue is a phenoxazine dye.
UOM: 1 * 100 mL
Product Image-1.13741.0100

Lactophenol blue solution stain (fungal), Sigma-Aldrich®

Catalog Number: (1.13741.0100)
Supplier: Merck
Description: Lactophenol blue solution for staining fungi.
UOM: 1 * 100 mL

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Product Image-87795.180

Bromophenol blue solution R1 Reag. Ph. Eur. 1012802

Catalog Number: (87795.180)
Supplier: VWR Chemicals
Description: Comprises <0.1% bromophenol blue and <0.1% sodium hydroxide in water.
UOM: 1 * 100 mL

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Image Unavailable-1.08176.0025

Thymol blue ACS, Reag. Ph. Eur. pH-indicator, Supelco®

Supplier: Merck
Description: Thymol blue ACS, Reag. Ph. Eur. pH-indicator, Supelco®

MSDS Certificates

Image Unavailable-F0750-25G

Fast Dark Blue R Salt, Sigma-Aldrich®

Catalog Number: (F0750-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Fast Dark Blue R Salt, (Azoic Diazo Component 51; Azoic Diazo No. 51)
UOM: 1 * 25 g
Product Image-3470.0100

Methylene blue for microscopy (C.I. 52015)

Supplier: VWR Chemicals
Description: Methylene blue for 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-L6254-100G

Leishman's eosin-methylene blue for histology, stain, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Leishman stain is a Romanowsky-type dye, similar to Wright stain. Leishman stain is used in hematology and tropical medicine to differentiate and identify leukocytes, malarial parasites, and trypanosomes. It is also known as eosin-polychrome methylene blue.

Image Unavailable-VWRS3429.1000

Brilliant cresyl blue

Catalog Number: (VWRS3429.1000)
Supplier: VWR Collection
Description: Brilliant cresyl blue
UOM: 1 * 1 kg
Product Image-34300.234

Thymol blue 0,04% in ethanol, TECHNICAL

Catalog Number: (34300.234)
Supplier: VWR Chemicals
Description: Thymol blue 0,04% in ethanol, TECHNICAL
UOM: 1 * 250 mL

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Image Unavailable-1.01384.0100

Brilliant cresyl blue solution biological stain, for microscopy, Sigma-Aldrich®

Supplier: Merck
Description: The Brilliant cresyl blue solution is used in hematology as reagent for the staining of blood for the subsequent manual counting of blood cells. The regenerative capacity of erythrocytes can be monitored with the ratio of reticulocytes. In addition, the determination of the Substantia granulo-filamentosa (ribonucleoproteins) is possible with fresh, unfixed young erythrocytes (in a supra-vitral staining).

MSDS

Image Unavailable-A5268-25G

Alcian blue 8GX, powder, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Alcian Blue 8GX, also known as Ingrain Blue 1, is a basic copper phthalocyanine dye whose copper content imparts a blue color. It is tetravalent, cationic, and water-soluble in nature. It forms salt linkages with the acid groups of acid mucopolysaccharides.

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Image Unavailable-93595-50ML

Trypan blue 0,4% in aqueous solution, Sigma-Aldrich®

Catalog Number: (93595-50ML)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Trypan blue is a tetrasulfonated anionic, hydrophilic azo dye derived from toluidine. The non-permeable cell membrane dye is a vital dye that selectively stains dead or non-viable cells, that pass through damaged but not through intact cell membranes.
UOM: 1 * 50 mL

Certificates


Image Unavailable-1.09198.1000

Alkali blue (C.I. 42765) solution indicator, Supelco®

Supplier: Merck
Description: Alkali blue (C.I. 42765) solution indicator, Supelco®

Image Unavailable-1.06084.0005

Methylthymol blue sodium salt

Supplier: Merck
Description: Methylthymol blue sodium salt

MSDS

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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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