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Image Unavailable-379298-1G

4-Amino-4'-dimethylaminoazobenzene 97%, Sigma-Aldrich®

Catalog Number: (379298-1G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: N,N-Dimethyl-4,4′-azodianiline, also knows as Disperse Black 3 is a disperse azo dye. It has been used in a condensation reaction for the systhesis of azo-based phenylthiophene Schiff bases.
UOM: 1 * 1 g
Image Unavailable-17373-100G

Sudan red G in toluene, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Sudan red G in toluene, Sigma-Aldrich®

Certificates

Image Unavailable-85815-2.5KG

Silica gel Rubin 1-3 mm drying agent cobalt-free, with moisture indicator, Fluka™

Supplier: Honeywell Chemicals
Description: Drying agent with moisture indicator and free from cobalt.

SDS Certificates

Image Unavailable-18137-25MG

Organic reference standard, Ponceau 4R, analytical standard, Supelco®

Catalog Number: (18137-25MG)
Supplier: Merck
Description: Ponceau 4R is a synthetic red azo dye and is used as a food colorant. It is used in range of alcoholic and non-alcoholic beverages, food stuffs, preserved fruits and more. It exists as trisodium-2-hydroxy-1-(4-sulfonato-1-naphthylazo)-6,8-naphthalenedisulphonate.
UOM: 1 * 25 mg

Certificates


Image Unavailable-C6767-100G

Congo red, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Congo red, Sigma-Aldrich®

Image Unavailable-114669-25G

4-(4-Nitrophenylazo)resorcinol 90% (dye content), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: 4-(4-Nitrophenylazo) resorcinol, also known as azo violet or magneson I, is a red colored powder. It functions as a spot test reagent and forms blue lake on reaction with Mg(OH)₂ in alkaline solution. It is mainly used for determining the presence of magnesium in the solution. 4-(4-Nitrophenylazo)resorcinol is a pH indicator.

Image Unavailable-11344-25MG

Organic reference standard, disperse yellow 3, analytical standard, Supelco®

Catalog Number: (11344-25MG)
Supplier: Merck
Description: Disperse Yellow 3 is an yellow azo dye which is majorly used in textile industry. It also has carcinogenic properties.
UOM: 1 * 25 mg
Image Unavailable-31629-250MG

2-Aminoazotoluene, Supelco®

Catalog Number: (31629-250MG)
Supplier: Merck
Description: 2-Aminoazotoluene, Supelco®
UOM: 1 * 250 mg
Image Unavailable-201871-10G

Direct yellow 27, Sigma-Aldrich®

Catalog Number: (201871-10G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: As a direct dye, Direct Yellow 27 is an acid dye with large molecules that will bind to cellulose fibers directly. It is mono azo dye with good light fastness.
UOM: 1 * 10 g
Image Unavailable-195251-100G

Chlorantine fast red 5B 50% (dye content), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY
Description: Direct Red 81, Dye content 50 % (DR 81; Disodium 7-benzamido-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate)

Product Image-1.01641.0001

Congo red staining kit

Catalog Number: (1.01641.0001)
Supplier: Merck
Description: Kit for the detection of amyloid acc. to Highman
UOM: 1 * 1 items

SDS


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-09215-25MG

Organic reference standard, Pigment Orange 5, analytical standard, Supelco®

Catalog Number: (09215-25MG)
Supplier: Merck
Description: Pigment orange 5 is an azo pigment, which can be produced industrially by a diazotisation and coupling sequence in which diazotised dinitroaniline is coupled into β-naphthol.
UOM: 1 * 25 mg
Image Unavailable-R0378-50G

Reactive Red 120, Sigma-Aldrich®

Catalog Number: (R0378-50G)
Supplier: SIGMA ALDRICH MICROSCOPY
Description: Reactive Red 120 is a triazine-based azo dye.
UOM: 1 * 50 g

SDS


Image Unavailable-89774-25MG

Organic reference standard, Citrus Red 2, analytical standard, Supelco®

Catalog Number: (89774-25MG)
Supplier: Merck
Description: Citrus red 2 is an artificial dye, which belongs to the mono-azo group of dyes.
UOM: 1 * 25 mg
Image Unavailable-91282-25MG

Sudan red G, Supelco®

Catalog Number: (91282-25MG)
Supplier: Merck
Description: Sudan red G, Supelco®
UOM: 1 * 25 mg
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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
Additional Documentation may be needed to purchase this item. A VWR representative will contact you if needed.
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 Catalogue Number listed above. If you need further assistance, please call VWR Customer Service on 0800 22 33 44.
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