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m-Cresol purple sodium salt 90% (dye content), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: m-cresol purple sodium salt (MCP) is a colorimetric pH indicator dye. The dye is blue in anionic form and yellow in protonated form. It has been used to measure pH of seawater using a spectrophotometer.

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Basic blue 3 25% (dye content), Sigma-Aldrich®

Catalog Number: (378011-100G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Basic blue 3 (BB3) can be removed from aqueous solutions with the help of activated carbon prepared from rubber seed coat.[1] Basic blue 3 (C.I. 51104) is a cationic dye. It is generally positively charged in an aqueous solution. Basic blue 3 has a brilliant blue shade and thus has been used as a colourant in dyeing acrylic fabrics.
UOM: 1 * 100 g
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Chrysophenine 65% (dye content), Sigma-Aldrich®

Catalog Number: (201901-50G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Chrysophenine, Dye content 65 % (Direct Yellow 12)
UOM: 1 * 50 g
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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
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Rhodamine 110 ≥75% (dye content), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Rhodamine 110 chloride (R110) is a laser grade dye. It has been used for the synthesis of the rhodamine 110 octadecyl ester (R110C18).

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1,4,5,8-Tetraamino-9,10-anthraquinone 30% (dye content), Sigma-Aldrich®

Catalog Number: (215643-5G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Disperse blue 1 is a grey to black powder. Disperse dyes are known to be insoluble in water and are applied to the substrate as suspensions or dispersions by dissolving in hydrophobic regions of the polymers making up the fiber.
UOM: 1 * 5 g
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Nile blue A ≥75 % (dye content), Sigma-Aldrich®

Catalog Number: (N5632-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Nile Blue A, Dye content ≥75 % (Basic Blue 12; Nile blue sulfate)
UOM: 1 * 25 g

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Product Image-1B1558-KIT

VWR® Fluorescent DNA Quantitation Kit

Catalog Number: (1B1558-KIT)
Supplier: VWR Chemicals
Description: Fluorescent DNA Quantitation Kit uses fluorescent bisBenzimide H33258 dye to bind to AT sequences of the minor groove of double-stranded DNA. In the assay, the sample is excited at 360 nm and when the dye binds to dsDNA an emission spectrum at 460 nm is produced.
UOM: 1 * 1 KIT
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4,7-Dihydroxy-1,10-phenanthroline ≥30% (dye content), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: 4,7-Dihydroxy-1,10-phenanthroline, Dye content ≥30 % (1,10-Phenanthroline-4,7-diol)

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Azure B tetrafluoroborate 95% (dye content), Sigma-Aldrich®

Catalog Number: (302619-5G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Azure B tetrafluoroborate, Dye content 95 %
UOM: 1 * 5 g
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Acridine orange base ≥75% (dye content), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Acridine Orange base (3,6-Bis(dimethylamino)acridine) is a cell-permeable fluorescent dye that binds to nucleic acids. It emits green fluorescence when bound to dsDNA and red fluorescence when bound to ssDNA or RNA. It is also known to be a positive solvatochromic dye. Acridine orange has also been used as a lysosomal dye. It is widely used to detect the presence of homeopathic potencies.

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Acid blue 25 45% (dye content), Sigma-Aldrich®

Catalog Number: (210684-25G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Acid Blue 25, Dye content 45 %
UOM: 1 * 25 g
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5-Ethylphenazinium ethyl sulphate ≥95%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Phenazine ethosulfate is a cationic dye and a chemical electron acceptor. It is used in dye-linked enzyme assays. At a high pH, the dye produces free radicals, which may be the actual electron acceptors.

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Xylene fast yellow 2G 60% (dye content), Sigma-Aldrich®

Catalog Number: (201987-100G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Acid yellow-17 (C.I. 18965), also known as Disodium 2, 5-dichloro-4-(5-hydroxy-3-methyl-4-(sulphophenylazo)pyrazol-1-yl) benzenesulphonate, and Yellow 2G is an anionic, reactive textile dye. This synthetic azo dye possesses a stable aromatic structure with SO₃H and OH groups. The applications of Acid yellow-17 are seen in detergent, soap, textile, printing, and cosmetic industries.
UOM: 1 * 100 g
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Janus green B 65% (dye content), certified by the Biological Stain Commission, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Janus Green B has been used in staining technique to determine cell density, to detect the presence of telocytes in trachea and lungs and used as a dye to visualize bonghan ducts inside lymphatic vessels of rabbits.

Product Image-911520ZA

Lugol's iodine solution stabilised

Catalog Number: (911520ZA)
Supplier: VWR Chemicals
Description: Lugol's iodine solution stabilised
UOM: 1 * 1 L

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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 0800 22 33 44
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Additional Documentation may be needed to purchase this item. A VWR representative will contact you if needed.
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The original product is no longer available. The replacement shown is available.
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