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High Purity Rhodamine B CAS 81889 China Factory Suppliers
Rhodamine B is a high-performance synthetic fluorescent dye belonging to the xanthene class, engineered for exceptional brightness and photostability. Characterized by its intense pink-red hue and powerful fluorescence under ultraviolet or green light, this specialized chemical is an essential tool for biological staining, industrial tracing, and advanced scientific research.
Designed for versatility, Rhodamine B exhibits superior solubility in both water and organic solvents, making it an ideal choice for a wide array of applications ranging from fluorescence microscopy to environmental pollutant tracking. Its ability to bind strongly to specific materials ensures high precision in leak detection and biological marking, meeting the rigorous standards of modern chemical manufacturing.
Detailed Parameters
| Chemical Name | Rhodamine B | CAS No. | 81-88-9 |
|---|---|---|---|
| Molecular Formula | C28H31N2O3Cl | EINECS No. | 201-383-9 |
| Molecular Weight | 479.02 | Appearance | Bottle green crystal |
| Sulfated Ash | 0.25% max | Antimony Test | Passes test |
| Water Solubility | Passes test | Packing | 25kg/ fibre drum |
Key Advantages
High Photostability
Exceptional resistance to fading under continuous excitation, ensuring reliable long-term observation in microscopy.
Intense Fluorescence
Produces a brilliant orange-red emission that is easily detectable even at extremely low concentrations.
Dual Solubility
Seamlessly dissolves in water, alcohol, and chloroform, providing flexibility for various solvent systems.
pH Sensitivity
Exhibits distinct color changes in response to acidic or alkaline conditions, useful for chemical sensing.
Strong Adsorption
Powerful binding capabilities allow for precise tracking of materials and wastewater dispersion.
Pure Composition
Manufactured to strict specifications with controlled sulfated ash levels for professional research use.
Product Gallery
Management Platforms
Inventory Control
Real-time tracking of fiber drum stock levels to ensure continuous supply for industrial users.
Quality Assurance
Rigorous testing for antimony sensitivity and purity standards in every production batch.
Regulatory Compliance
Strict adherence to safety data sheets (SDS) and toxicity guidelines for safe industrial handling.
Logistics Optimization
Specialized packaging solutions to maintain the stability of fluorescent crystals during transit.
Application Support
Expert guidance on solvent ratios for optimal dissolution in water and chloroform.
Environmental Monitoring
Providing technical data for wastewater tracking and hydrological pollutant dispersion studies.
Investment Return Comparison
| Performance Metric | Standard Dyes | Rhodamine B (Premium) |
|---|---|---|
| Fluorescence Intensity | Moderate | Ultra-High |
| Detection Limit | Higher | Extremely Low |
| Photostability | Fast Fading | High Stability |
| Solubility Range | Limited | Multi-Solvent |
| Cost-Efficiency | Standard | High (Low Dosage) |
Frequently Asked Questions
It is primarily used as a REDOX fluorescence indicator, biological dye, and as a tracer in hydrological studies for tracking water movement and pollutant dispersion.
Due to its status as a potential carcinogen, it must be handled in controlled laboratory or industrial settings using proper PPE and stored in a cool, dry place.
The product is soluble in 70 shares of ice water, 10 shares of alcohol, and 150 shares of chloroform, depending on the required concentration.
No, regulatory restrictions limit its use in food and cosmetics due to potential toxicity and safety concerns.
Its intense fluorescence and ability to emit bright orange-red light when excited make it highly effective for visualizing cellular components.
Rhodamine B changes color in response to acidic or alkaline environments, allowing it to function as a chemical indicator in various research applications.
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