nigrosin meaning in Hindi

Examples

1. Furthermore, negative staining with nigrosin can reveal some microorganisms that cannot be stained by regular methods.
2. For bright field microscopy, negative staining is typically performed using a black ink fluid such as nigrosin.
3. Nigrosin WS is used in tests for viability : living cells exclude the dye, but it enters dead cells.
4. In biology, nigrosin is used for negative Staining of bacteria ., as well as the capsule-containing fungus, " Cryptococcus neoformans ".
5. One of the important synthetic blacks is Nigrosin, a mixture of synthetic black dyes ( CI 50415, Solvent black 5 ) made by heating a mixture of nitrobenzene, aniline and aniline hydrochloride in the presence of a copper or iron catalyst.