Eosine Yellow Solution 2% – 500ml Packs

Eosin Y Solution 2% is a aqueous or solvent-based histological dye formulation used in selected scientific, educational and analytical laboratory procedures. The solution contains eosin Y at a labelled concentration of 2%; its counterstaining response is influenced by solvent, pH and tissue preparation. The material is supplied for laboratory use, where its suitability depends on the exact formulation, method requirements and documented specifications. In teaching environments it can help demonstrate relevant chemical behaviour and method design; in professional laboratories it may contribute to defined sample preparation, microscopy or experimental workflows. The product should be selected using its correct identity, compatible equipment and an up-to-date safety data sheet. Personnel should consider handling risks, compatibility and waste management before use. Confirm whether 2% denotes w/v and whether the solvent is aqueous or alcoholic.

Product Specifications

Specification	Details
Appearance	Orange-red to red liquid
Assay	99%
Chemical Name	Eosin Y Solution 2%
Alternate Names	Eosin yellowish solution; Acid Red 87 solution
Molecular Formula	Not applicable; 2% dye solution
Empirical Formula	Not applicable; mixture
CAS Number	Not applicable; eosin Y disodium salt CAS 17372-87-1
Molecular Weight	Not applicable; mixture
Grade	LR Laboratory Reagent

Key Features of Eosin Y Solution 2%

• Chemical category: aqueous or solvent-based histological dye formulation.
• Physical appearance: orange-red to red liquid.
• The solution contains eosin Y at a labelled concentration of 2%; its counterstaining response is influenced by solvent, pH and tissue preparation.
• Listed identifiers: Not applicable; 2% dye solution; CAS reference: Not applicable; eosin Y disodium salt CAS 17372-87-1.
• Practical selection depends on formulation and method compatibility. Confirm whether 2% denotes w/v and whether the solvent is aqueous or alcoholic.

Laboratory Applications of Eosin Y Solution 2%

• Cytoplasmic counterstaining of suitably prepared slides.
• Demonstrating differential tissue-stain affinities.
• Teaching histological staining sequences.
• Comparing dye uptake at controlled pH.
• Preparing microscope teaching slides.

Why Choose Lab Wale to Buy Eosin Y Solution 2%

Lab Wale offers Eosin Y Solution 2% as a laboratory product listing for buyers working in schools, colleges, universities and scientific organisations. The product name and available specifications help purchasing teams assess whether the item matches a planned teaching activity, analytical method or research protocol. When sourcing through Lab Wale, verify the exact chemical identity, relevant safety documentation, packing details and suitability for the intended laboratory work before ordering. The chosen reagent should always be checked against method-specific requirements.

Frequently Asked Questions About Eosin Y Solution 2%

What is Eosin Y Solution 2% used for in a laboratory?

Eosin Y Solution 2% can support tasks such as cytoplasmic counterstaining of suitably prepared slides and demonstrating differential tissue-stain affinities. The correct method, equipment and protective measures depend on its actual formulation. Not every listed use is appropriate for every laboratory or teaching setting.

What are the chemical formula and CAS number of Eosin Y Solution 2%?

The formula entry is Not applicable; 2% dye solution, and the CAS information is Not applicable; eosin Y disodium salt CAS 17372-87-1. A mixture or solution does not have one meaningful molecular formula or formula mass. Exact substance identity, concentration and hydrate state must be checked against the supplied label and SDS.

How is Eosin Y Solution 2% used in teaching or analytical procedures?

Examples include teaching histological staining sequences and comparing dye uptake at controlled ph. Use a validated or institution-approved procedure and confirm that the actual composition, concentration and grade meet its requirements. Supervision is particularly important where the material presents chemical or biological hazards.

What should be checked before purchasing Eosin Y Solution 2%?

Confirm the requested pack size, exact product identity and the intended laboratory method. Confirm whether 2% denotes w/v and whether the solvent is aqueous or alcoholic. Avoid relying on the product title alone where technical details are incomplete.

How should Eosin Y Solution 2% be handled and stored?

Protect from light, seal tightly and follow formulation-specific solvent storage requirements. Eosin dye can irritate or sensitize; the unknown solvent may add flammability; prevent direct contact. Consult the specific current SDS for exposure controls, emergency measures, incompatible substances and disposal rules. Never infer low hazard solely from a familiar chemical name or a small laboratory pack size.

Storage Conditions for Eosin Y Solution 2%

Protect from light, seal tightly and follow formulation-specific solvent storage requirements. Always use compatible, correctly labelled laboratory packaging and avoid cross-contamination. Follow the supplier’s SDS for segregation, shelf-life and temperature conditions. Check the container before use and do not transfer the product into unlabelled vessels.

Precautions for Handling Eosin Y Solution 2%

Eosin dye can irritate or sensitize; the unknown solvent may add flammability; prevent direct contact. Read the current product-specific Safety Data Sheet (SDS), wear suitable eye protection, protective clothing and chemically compatible gloves, and use effective ventilation where required. Avoid splashing, breathing vapours or aerosols, and unsafe mixing. Follow laboratory spill, waste disposal and emergency procedures, with appropriate supervision in educational settings.