Crystal Violet Solution Used

A staining solution containing gentian violet crystal violet may be employed for the detection of the fatty components in the latent fingerprint deposit.

Crystal violet solution used. In laboratory solutions containing crystal violet and formalin are often used to simultaneously fix and stain cells grown in tissue culture to preserve them and make them easily visible since most cells are colourless. Prepare crystal violet stain. Mix the crystal violet and ammonium oxalate monohydrate solutions to make the crystal violet stain. An intense purple coloration results. Crystal violet solutions are prepared ready to use high quality staining solutions for standard staining procedures used by the biological staining commission and the armed forces institute of pathology available in a concentrations of 1 0 aqueous or huckers solution lieb s stock solution or stirling s solution.

Filter the stain if necessary. Dissolve 2 g of crystal violet in 20 ml of 95 ethanol. In addition to the stain itself the solution generally contains phenol to aid the absorption of the stain by the sebaceous material in the fingermark. Birjand university of medical sciences crystal violet. Dissolve 2 g crystal violet in 20 ml of 95 ethyl alcohol.

Mix these 2 solutions. Crystal violet can also be used to enhance bloody fingerprints. Crystal violet solution compare products. Dissolve 0 8 g ammonium oxalate monohydrate in 80 ml deionized water. 42555 is a certistain dry dye that can be used to produce a crystal violet staining solution to differentiate gram positive and gram negative bacteria in samples of human origin.

In addition to the stain itself the solution generally contains phenol to aid the absorption of the stain by the sebaceous material in the fingermark. Dissolve 0 8 g of ammonium oxalate in 80 ml of distilled water. Please select more than one item to compare. Crystal violet is also used as a tissue stain in the preparation of light microscopy sections. This dye is harmful if inhaled swallowed or absorbed through skin contact may cause cancer severe eye irritation in human beings.

Application crystal violet solution for use in brown hopps method for gram positive and gram negative bacterial staining. In the case of gram positive bacteria the bacteria retain their dark blue dark purple color even after the treatment with decolorizing solution. An intense purple coloration results.