380 Results for: "VARLP080520VARI00001"
Carmine, powder, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Carmine is a red compound and is generally used with aluminum, iron and other metal salts to enhance its activity. During smear preparation, it is required for chromatin staining in fresh material. In presence of aluminum chloride, it is used for the staining of glycogen.
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Acriflavine hydrochloride fluorescent dye, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
In living mice, acriflavine hydrochloride has been used in the confocal laser endomicroscopy to check the crypt structure in mucosa. It has also been used in Neurospora strain selection by checking the acriflavine resistance.
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Sudan III, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Sudan III, Sigma-Aldrich®
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Malachite green oxalate for microscopy (C.I. 42000)
Supplier: VWR Chemicals
Malachite green oxalate for microscopy (C.I. 42000)
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Thymol ≥98.5%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Thymol is generally added in the Hematoxylin and Eosin staining solution to prevent mould growth. It is also suitable for use in antimicrobial screening by the disk diffusion method. It has been used as a test compound in antifungal assay to assess the susceptibility of various fungal isolates.
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Eosin B, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Eosin B, Sigma-Aldrich®
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2',7'-Dichlorofluorescein ~90% (by TLC), powder chemical indicator, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
2′,7′-Dichlorofluorescein is an oxidation-sensitive fluorescent probe. 2′7′-dichlorofluorescein diacetate is oxidized to 2′7′-dichlorofluorescein in the presence of ROS (reactive oxygen species). 2′,7′-Dichlorofluorescein has been used as an oxidation-sensitive fluorescent probe to measure ROS (reactive oxygen species) formation in cells.
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O-Dianisidine dihydrochloride suitable for use in glucose determination, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
A preweighed vial containing 50 mg o-Dianisidine. o-Dianisidine (3,3′-dimethoxybenzidine) is a peroxidase substrate suitable for use in ELISA procedures. This substrate produces a soluble end product that is yellow-orange in color and can be read spectrophotometrically at 405 nm. The reaction may be stopped with 5 M HCl.
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Brilliant cresyl blue ALD, certified by the Biological Stain Commission, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Certified as a supravital stain for reticulocytes.
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Malachite green oxalate, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Malachite green oxalate, Sigma-Aldrich®
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Carminic acid ≥90% (by HPLC), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Carmine is a cochineal product usually furnished as an aluminum and calcium salt of carminic acid. Carminic acid is used for human-medical cell diagnosis and serves the purpose of the histological investigation of sample material of human origin. It is suitable for staining nuclei in histological sections. It is utilised in various staining methods including the procedure for detection of glycogen and mucous substances (Best′s carmine), for nuclear staining, or vital staining.
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4-Amino-1,1′-azobenzene-3,4′-disulphonic acid monosodium salt 95% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
4-Amino-1,1′-azobenzene-3,4′-disulfonic acid monosodium salt, also called as acid yellow 9, belongs to the class of azo dyes.
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Alizarin red S (sodium salt), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Alizarin red S (sodium salt), Sigma-Aldrich®
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Carbol fuchsin (Ziehl-Neelsen) for microscopy and bacteriology phenol-free, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
It is used as diagnostic assay manufacturing, hematology, histology.
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Alizarine yellow R 70% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Mordant orange 1 is also known as Alizarin Yellow R, C.I. 14030. Mordant orange 1 is an azo dye. Azo dyes used as biological stains contain an azo group (−N=N−). It is used for colouring many different materials such as textile, leather, and plastics and for manufacturing paints and lacquers and for printings purposes as well.
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May Grunwald's eosin-methylene blue for cell staining, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
May-Grünwald stain is a Romanowsky neutraldye stain based on the combination ofmethylene blue azures as the basic dyecomponent and eosin as the acid dyecomponent.It is intended for use in staining blood films orbone marrow films. It is used routinely for diagnostic purposes in hematology.
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Eriochrome Black T, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Eriochrome Black T, Sigma-Aldrich®
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Azure B (azure I) ≥85% (by HPLC), prepared by direct synthesis, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Azure B has been used in M′Fadyean stain to visualize Bacillus anthracis capsule. Azure B is a cationic dye. It is part of the Romanowsky stain, which is used for staining of blood films. It is also used for the localisation of nucleic acids and lignin.
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Nuclear Fast Red, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Nuclear fast red dye has anthraquinonic nature and is used either alone or in combination with other dyes. It is mainly used for staining of nuclei.
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Aluminon, powder, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Aurintricarboxylic acid ammonium salt has been used as a nuclease inhibitor to study its effects on transfection.
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Bromocresol purple 0.04 wt. % in H₂O, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Bromocresol purple (BCP) is an organic dye and a pH indicator. It changes from yellow (pH 5.2) to purple (6.8). BCP reacts with ammonia to yield ammonium salt. Hence, it can be used as an ammonia sensing probe.
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Naphthalene black 10B (naphthol blue black, acid black 1) ~50% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Naphthalene black 10B (naphthol blue black, acid black 1) ~50% (dye content), Sigma-Aldrich®
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4',6'-Diamidino-2-phenylindole dilactate (DAPI dilactate) ≥98% (by HPLC) used in nuclear staining, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
A high sensitivity dye used to detect single nucleic acid molecules. DAPI has been shown to detect a single DNA molecule in solution, and to detect femtograms of DNA in single cells and chloroplasts.
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Phenol red, powder, Bioreagent cell culture reagent, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Phenol Red is a phenolsulfonphthalein compound. It is present as a sulfonated hydroxyquinone in weakly acidic aqueous solutions. In alkaline solutions, the dye forms a hydrophilic dianion (a small, red anion and has a larger conjugated system than the yellow hydroxyquinone).
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Indigo 95% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Indigo has been used as a dye to measure food consumption in drosophila. It has also been used to investigate the ability of fungal strains in the degradation and decolorisation of indigo dye.
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Fast red TR salt (1,5-naphthalenedisulphonate salt), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Fast Red TR Salt 1,5-naphthalenedisulfonate salt has been used for tartrate-resistant acid phosphatase (TRAP) staining in tissue sections. It has been used as a chromogen in APAAP (alkaline phosphatase-anti-alkaline phosphatase) procedure.
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Methylene blue (Loeffler) counterstain, for bacteriology, Sigma-Aldrich®
Supplier: Merck
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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Haematoxylin modified solution Gill III used in nuclear staining, Sigma-Aldrich®
Supplier: Merck
Haematoxylin solution modified acc. to Gill III
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Arsenazo III for calcium determination, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Arsenazo III has been used as a color forming reagent to determine uranium concentration.
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4-(4-Nitrophenylazo)resorcinol 90% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
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.