Supplier: SIGMA ALDRICH MICROSCOPY

N,N-Dimethyl-4-nitrosoaniline has been used along with imidazole to detect the formation of singlet oxygen in cells.

Supplier: SIGMA ALDRICH MICROSCOPY

Pyrocatechol Violet (PV) is a sulfone phthalein dye. It chelates metal ions. The metal-PV complex is bluish-violet in colour.

Supplier: SIGMA ALDRICH MICROSCOPY

Resazurin sodium salt, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

4-Nitrophthalonitrile 99%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Methyl-3-amino-5,6-dichloropyrazine-2-carboxylate 97%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

4-Phenylazophenol is a polymethacrylates containing polar azo dye. 4-Phenylazophenol (4PP) has been used to study mineralisation by P. chrysosporium under nitrogen-sufficient and nitrogen-limiting culture conditions.

Supplier: SIGMA ALDRICH MICROSCOPY

Azure A, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Safranine O, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

2,4,6-Tris(dimethylaminomethyl)phenol, Sigma-Aldrich®

Supplier: Merck

Nuclear staining in cytology

Supplier: SIGMA ALDRICH MICROSCOPY

4-Methoxybiphenyl has been used as a standard reagent whose fluorescence intensity is associated with the fluorescence characteristics of the products of derivatisation reaction for aryl halides with phenylboronic acid (PBA).

Supplier: SIGMA ALDRICH MICROSCOPY

1-Aminoanthraquinone has the ability to increase the solubility of derivatives of anthraquinone in supercritical carbon dioxide.

Supplier: SIGMA ALDRICH MICROSCOPY

Anthrone, also known as 9(10H)-Anthracenone, is a planar tricyclic aromatic ketone. In acidic conditions, anthrone reacts with carbohydrate to yield a blue-green colour.

Supplier: SIGMA ALDRICH MICROSCOPY

Esterases are ubiquitous in nature and encompass a series of different enzymes acting upon select substrates.

Supplier: SIGMA ALDRICH MICROSCOPY

Certified for use in Darrow′s elastic fiber stain; Orcein method for hepatitis B surface antigen.

Supplier: SIGMA ALDRICH MICROSCOPY

Designed for use in Mallory′s connective tissue stain and Gomori′s one-step trichrome.

Supplier: SIGMA ALDRICH MICROSCOPY

May Grunwald's eosin-methylene blue solution, Sigma-Aldrich®

Supplier: VWR Chemicals

Q Path Inks for Pathology are inks for marking and identifying histological samples without altering the tissues.

Supplier: Avantor

Papanicolaou (PAP) staining solution is specifically designed for diagnosis applications.

Supplier: Merck

For the PAS reaction used to detect aldehyde and mucosubstances in microscopy

Supplier: SIGMA ALDRICH MICROSCOPY

NLO material.

Supplier: SIGMA ALDRICH MICROSCOPY

8-Anilino-1-naphthalenesulphonic acid, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Primuline, also known as direct yellow 59 or primuline yellow, is considered to be a more sensitive and non-destructive dye for lipids.

Supplier: Merck

Phenol-free staining kit for the Gram staining method

Supplier: SIGMA ALDRICH MICROSCOPY

3-Ethoxy-4-methoxybenzaldehyde is a derivative of vanillin. 3-Ethoxy-4-methoxybenzaldehyde may be used to synthesise Compound of Designation red 10 binding (CDr10b) to investigate its role in neuroinflammatory diseases.

Supplier: SIGMA ALDRICH MICROSCOPY

3-Methoxydiphenylamine can be used in the preparation of 3- methoxydiphenylamine-4-diazonium salts (MDP-4-DS) and the corresponding diazoresins.[1] Diazonium salts and diazoresins find applications in dyes, stains, indicators, general laboratory use, and industrial applications.

Supplier: Merck

For nuclear staining and for counterstaining in histochemical reactions e.g. Berlin blue

Supplier: Merck

Kovac's indole reagent for microbiology pH <1 (H₂O, 20 °C), Millipore®

Supplier: SIGMA ALDRICH MICROSCOPY

1-Iodo-3,5-dinitrobenzene 97%, Sigma-Aldrich®

Supplier: SIGMA ALDRICH MICROSCOPY

Methyl violet 2B, Sigma-Aldrich®