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Azo Blue

Fournisseur: TCI

Description: Azo Blue

Fast Blue RR Salt, en capsules, Sigma-Aldrich®

Numéro de catalogue: (FBS25-10CAP)

Fournisseur: SIGMA ALDRICH MICROSCOPY

Description: Fast Blue RR is part of the azo coupling system and is required for the staining of hydrolytic enzymes. In the presence of naphthol, it results in the formation of an insoluble coloured precipitate at the site of enzyme activity.

UOM: 1 * 10 ST

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Xylylazo violet I, Sigma-Aldrich®

Numéro de catalogue: (248266-5G)

Fournisseur: SIGMA ALDRICH MICROSCOPY

Description: Xylidyl blue I, (4-Hydroxy-3-[2-hydroxy-3-(2,4-dimethylphenylaminocarbonyl)-1-naphthylazobenzenesulfonic acid sodium salt; Magonsulfonate)

UOM: 1 * 5 g

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Bleu d'hydroxynaphtol indicateur pour titrage de métaux, Supelco®

Numéro de catalogue: (1.04593.0025)

Fournisseur: Merck

Description: Bleu d'hydroxynaphtol indicateur pour titrage de métaux, Supelco®

UOM: 1 * 25 g

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Xylylazo violet I, Sigma-Aldrich®

Numéro de catalogue: (248266-1G)

Fournisseur: SIGMA ALDRICH MICROSCOPY

Description: <B>Synonyms: </B>4-Hydroxy-3-[2-hydroxy-3-(2,4-dimethylphenylaminocarbonyl)-1-naphthylazobenzenesulfonic acid sodium salt; Magonsulfonate.

UOM: 1 * 1 g

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Bleu trypan 0,4% en solution aqueuse, Sigma-Aldrich®

Numéro de catalogue: (93595-50ML)

Fournisseur: 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

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4-(4-Nitrophénylazo)résorcinol 90% (teneur en colorant), Sigma-Aldrich®

Fournisseur: 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.

Bleu trypan 60% (teneur en colorant) ≥80% (par HPLC), Sigma-Aldrich®

Fournisseur: SIGMA ALDRICH MICROSCOPY

Description: Trypan Blue (C.l. 23850) is a large, tetrasulfonated anionic, hydrophilic dye. It is also known as diamine blue 3B. Trypan blue has been used as a dye in trypan blue exclusion assay/cell viability assay to detect dead cells.