Auramine (Auramin O)
Auramin (Auramin O) is a highly effective fluorescent dye used predominantly for acid-fast staining in microbiology. This reagent from Loba India is supplied in 25Gm laboratory-grade packaging. It is widely used in medical research centers, clinical microbiology laboratories, and diagnostic facilities. Distributed in Bangladesh by Bright Scientific Co., the trusted supplier of high-purity laboratory chemicals and staining reagents, Auramin O offers dependable fluorescence performance for AFB screening and smear microscopy.
Product Description: Auramine (Auramine-O)
Auramin O is a yellow synthetic fluorescent dye belonging to the diarylmethane group. When used in the Auramin–Rhodamine staining technique, it binds to the mycolic acids present in the cell wall of acid-fast bacteria, such as Mycobacterium tuberculosis. Under fluorescence microscopy, stained bacteria appear bright yellow-green against a dark background, allowing quick and clear visualization even at low bacterial concentrations.
This staining method is especially preferred in high-throughput diagnostic centers as it is faster and more sensitive compared to traditional Ziehl-Neelsen staining. Loba India ensures high-grade purity and consistent dye intensity to support reliable laboratory diagnostics, training labs, medical research, and TB surveillance programs in Bangladesh.

Key Features & Benefits
- High Fluorescent Intensity ensures clear visualization under UV/fluorescence microscope.
- Increases detection sensitivity for acid-fast bacilli (AFB) compared to conventional stains.
- Ideal for Tuberculosis (TB) diagnostic laboratories and research facilities.
- Laboratory-grade purity for consistent staining quality.
- Works effectively with Auramin–Rhodamine staining procedures.
- Suitable for clinical, academic, and public health laboratories.
- Stable powder form for extended shelf life under proper storage conditions.
Technical Specifications
| Parameter | Details |
|---|---|
| Product Name | Auramin (Auramin-O) |
| Chemical Group | Fluorescent Diarylmethane Dye |
| Brand | India |
| Pack Size | 25Gm |
| Appearance | Bright yellow powder |
| Application | Acid-fast staining for AFB detection |
| Fluorescence Color | Yellow-Green under UV/Fluorescent Light |
| Storage | Store in a cool, dry place; protect from light |
| Distributor (Bangladesh) | Bright Scientific Co. |
Applications
Auramin (Auramin O) is widely used in:
- Tuberculosis (TB) Diagnostic Tests
Helps detect Mycobacterium tuberculosis in sputum samples. - Fluorescence Microscopy Studies
Suitable for screening clinical samples in high-volume labs. - Histopathology and Microbiology Teaching Labs
Demonstrates the principle of acid-fast organism staining. - Public Health & Surveillance Programs
Used in national TB control and hospital screening units.
This reagent is essential wherever rapid TB detection and AFB monitoring are required.
Why Buy from Bright Scientific
Bright Scientific Co. is a trusted supplier of laboratory reagents and staining chemicals in Bangladesh. Advantages include:
- Guaranteed authentic and fresh-stock laboratory reagents
- Reliable nationwide delivery to hospitals, research labs, and medical universities
- Competitive wholesale and institutional pricing
- Technical support and product usage guidance available
Auramin (Auramin O) Price in Bangladesh
Price varies based on institutional purchase quantity.
To get a quote, contact Bright Scientific Co.
Packaging & Availability
Auramin O is supplied in a 25Gm sealed container ensuring purity and protection from contamination. Batch quality is verified before dispatch, and safe packing ensures secure delivery across Bangladesh.
Order Now
For Orders & Inquiries:
Bright Scientific Co.
Dhaka, Bangladesh
Website: www.brightscientific.com







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