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Eosin Spirit is also known to be Ethyl Eosin and Solvent Red 45, which acts as a stain. The empirical formula and molecular weight of the mentioned organic compound is C22H11Br4KO5 and 714.03 g/mol, respectively. Offered compound appears to be black in color and can be used as a biological stain for staining gelatin, mammalian tissues, urine, mitochondria, lysosomes, proteins and many more. The physical state of the mentioned compound is solid at twenty degree Celsius of temperature. Freezing and melting point of our provided Eosin Spirit is 275 degree Celsius. Being freely soluble in water, this compound is basically used in the technique of Microscopy.
प्रमाणपत्र of Analysis :-
- Chemical Name : EOSINE SPIRIT SOLUBLE
- C.I.No. 45386 10 x 25 gm
- H.S. Code : 3204.9000
- Physical State : Solid
- Melting Point : 275 deg C
- Appearance : Red brown to dark brown powder
- Solubility in Water : Freely soluble
- Absorption maxima : 523 +/-3nm
- Grade : For microscopical staining
- Shelf Life : 5 years
- Un No. NR TARIFF : 3204 90 00
- S : 22-24/25
Exceptional Staining PerformanceEosine Spirit Soluble Biological Stains provide brilliant and reliable coloration of biological samples, giving sharp and distinct contrast essential for the accurate differentiation of cytoplasm and collagen under the microscope. This ensures enhanced visualization for histological and microscopic analysis.
User-Friendly Handling and StorageThanks to its odorless nature and stable physical state, this stain is convenient to handle in any laboratory environment. Its optimal efficacy is preserved when stored in a cool, dry place away from light, guaranteeing quality results for up to five years.
Tailored for Research and EducationThis product, with its high purity and laboratory grade, is ideal for university and research labs in India and beyond. The stain's versatility in application-from basic staining to advanced molecular work-makes it a staple for dealers, exporters, and academic institutions alike.
FAQ's of Eosine Spirit Soluble Biological Stains:
Q: How should Eosine Spirit Soluble Biological Stains be prepared for use?
A: To prepare the stain, dissolve the required amount in spirit or ethanol, as it is highly soluble in these solvents. For most applications, prepare a 1% solution, ensuring the PH stays within 6.5 - 7.5. Avoid using water as the primary solvent, as solubility is limited.
Q: What is the main benefit of using Eosine Spirit Soluble Stains in histological studies?
A: The chief benefit lies in its ability to provide sharp contrast between cytoplasm and collagen, enhancing sample differentiation and visualization under the microscope, which is crucial for detailed biological and histological investigations.
Q: When is the best time to use Eosine Spirit Soluble Biological Stains during sample preparation?
A: This stain is typically used during the staining stage, following fixation and preceding mounting when preparing tissue samples for microscopy. Proper timing ensures optimal staining results.
Q: Where should the stain be stored to maximize its shelf life and consistency?
A: Store Eosine Spirit Soluble Stains in tightly sealed bottles, kept in a cool, dry place away from light. This helps maintain stability and effectiveness for up to five years as recommended.
Q: What is the recommended process for disposing of unused or expired stain?
A: Dispose of any residual or expired stain in accordance with your institution's chemical waste disposal protocols, as it is a laboratory chemical. Avoid pouring it down the drain.
Q: Who are the ideal users and buyers for this laboratory chemical?
A: Eosine Spirit Soluble Biological Stains are ideal for university labs, research institutions, exporters, dealers, manufacturers, and retailers, especially those involved in biological research and microscopy applications.