"SIGMA ALDRICH MICROSCOPY"

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bisbenzimide H-33342 trihydrochloride (Hoechst 33342) ≥98% (durch HPLC, TLC), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Useful for staining DNA, chromosomes and nuclei. May be used for fluorescence microscopy or flow cytometry.
Excitation max. = 346 nm
Emission max. = 460 nm
bisBenzimide H 33342 trihydrochloride has been used for the staining of viable and apoptotic.

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Fast Red Violet LB Salt ≥90% (Farbstoffgehalt), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Fast Red Violet LB Salt has been used for the detection of tartrate-resistant acid phosphatase (TRAP) in tissue sections.

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Methylenblau-Lösung, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Loefflers Methylene Blue stain is used for the identification of diphteria bacilli, since it differentiates the deeply staining metachromatic granules from the pale blue-staining cytoplasm.

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Quinoline yellow sulphonic acid sodium salt (Acid yellow 3), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Quinoline Yellow, Mixture of the mono- and disulfonic acids of Quinoline Yellow (Acid Yellow 3)

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RenLam® M-1 for microscopy, suitable as a embedding medium, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

To be used with SIAL 69571 Ren HY 956 (Hardener for Epoxy Embedding Medium)

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Sigma-Sil-A, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Trimethylchlorosilane: hexamethyldisilazane: pyridine (1:3:9) reagent for preparing TMS derivatives of amino acids, sugars, etc.

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1,3-Diphenylaceton-p-toluolsulfonylhydrazon ≥98%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

1,3-Diphenylaceton-p-toluolsulfonylhydrazon ≥98%, Sigma-Aldrich®

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Dihydroethidium ≥95%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Redox indicator. Blue fluorescence until oxidized to ethidium. Dihydroethidium has been used as a superoxide probe in bovine pulmonary artery endothelial cell (BPAEC).

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Ethyl 4′-hydroxy-4-biphenylcarboxylate ≥98%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Ethyl 4'-hydroxy-4-biphenylcarboxylate,98%

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1,2,3,4-Tetrahydro-2,2,4,7-tetramethylquinoline 97, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

1,2,3,4-Tetrahydro-2,2,4,7-tetramethylquinoline,97%

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Naphthol AS-GR phosphate disodium salt

Supplier: SIGMA ALDRICH MICROSCOPY

Produces highly insoluble dark green stain in histochemical studies.

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Pyronin G, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Pyronin G, Sigma-Aldrich®

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1,10-Phenanthrolin-4,7-diol ≥30% (Farbstoffgehalt), Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

4,7-Dihydroxy-1,10-phenanthroline, Dye content ≥30 % (1,10-Phenanthroline-4,7-diol)

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2',7'-Dichlorfluorescein, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

2',7'-Dichlorfluorescein, Sigma-Aldrich®

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Arsenazo III zur Kalziumbestimmung, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Arsenazo III has been used as a color forming reagent to determine uranium concentration.

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Kristallviolett-Lösung Grams für die Mikroskopie, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Gram’s crystal violet solution, also known as gentian violet or hexamethyl pararosaniline, is a basic, cationic, acidotropic aminoarylmethane dye. It is a hexa-N-methylated triaminotriphenylmethane with a moderately sized lipophilic cation and a slightly nonplanar conjugated system. It is used in bacteriology as the primary stain in Gram staining to differentiate Gram-positive and Gram-negative bacteria. It is known to possess antibacterial and antifungal properties.