Nigrosine Stain Solution 10% – 500ml pack – Laboratory Reagent

Nigrosine Stain Solution-10% (500 ml) is a high-performance biological stain used widely in microbiology for negative staining, especially capsule visualization. Its 10% formulation ensures accurate and high-contrast results without penetrating cell structures. The solution is ready-to-use, time-efficient, and ensures reproducibility across lab applications. Perfect for both educational and research environments, this stain supports detailed microscopic analysis while maintaining clarity and quality in results.

Key Features

1. 10% formulation optimized for accurate negative staining.
2. Ready-to-use solution for time-saving lab workflows.
3. Ideal for capsule visualization in bacterial studies.
4. High-contrast results under microscopic examination.
5. Packaged in a 500 ml bottle for extended use.

Precautions

1. Wear appropriate PPE including gloves and lab coat during use.
2. Store in a cool, dry place away from direct sunlight.
3. Avoid inhalation or ingestion; use in well-ventilated areas.
4. Close the bottle tightly after each use to prevent contamination.
5. Dispose of used stain according to local chemical waste regulations.

Frequently Asked Questions (FAQs)

Question: What is the primary use of Nigrosine Stain Solution?
Answer: It is primarily used for negative staining to visualize bacterial capsules without staining the cells themselves.

Question: Is this solution ready to use or does it require dilution?
Answer: The solution is pre-mixed at 10% and ready to use directly from the bottle.

Question: Can this stain be used on all types of bacteria?
Answer: Yes, it’s suitable for many bacterial species, especially for observing capsule structures.

Question: What is the recommended storage condition?
Answer: Store at room temperature in a dry, dark place away from direct sunlight.

Question: How long is the shelf life of this solution?
Answer: When stored properly, it typically has a shelf life of 12 to 24 months from the manufacturing date.