Gram Iodine Solution – 125ml Packs

Gram’s Iodine Solution is a iodine-potassium iodide aqueous microscopy reagent used in selected scientific, educational and analytical laboratory procedures. In classical Gram staining, iodine forms a mordant complex with crystal violet and helps distinguish retention of the primary stain. 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. Exact iodine and potassium iodide concentrations are unspecified.

Product Specifications

Key Features of Gram’s Iodine Solution

• Chemical category: iodine-potassium iodide aqueous microscopy reagent.
• Physical appearance: brown liquid.
• In classical Gram staining, iodine forms a mordant complex with crystal violet and helps distinguish retention of the primary stain.
• Listed identifiers: Not applicable; aqueous iodine-iodide mixture; CAS reference: Not applicable; formulated mixture; iodine CAS 7553-56-2.
• Practical selection depends on formulation and method compatibility. Exact iodine and potassium iodide concentrations are unspecified.

Laboratory Applications of Gram’s Iodine Solution

• Gram-staining mordant step in prepared bacterial smears.
• Teaching crystal violet-iodine complex formation.
• Demonstrating differential microbial staining.
• Comparing smear decolorisation behaviour.
• Preparing microscopy teaching controls.

Why Choose Lab Wale to Buy Gram’s Iodine Solution

Lab Wale offers Gram’s Iodine Solution 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 Gram’s Iodine Solution

What is Gram’s Iodine Solution used for in a laboratory?

Gram’s Iodine Solution can support tasks such as gram-staining mordant step in prepared bacterial smears and teaching crystal violet-iodine complex formation. 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 Gram’s Iodine Solution?

The formula entry is Not applicable; aqueous iodine-iodide mixture, and the CAS information is Not applicable; formulated mixture; iodine CAS 7553-56-2. 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 Gram’s Iodine Solution used in teaching or analytical procedures?

Examples include demonstrating differential microbial staining and comparing smear decolorisation behaviour. 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 Gram’s Iodine Solution?

Confirm the requested pack size, exact product identity and the intended laboratory method. Exact iodine and potassium iodide concentrations are unspecified. Avoid relying on the product title alone where technical details are incomplete.

How should Gram’s Iodine Solution be handled and stored?

Protect from light in tightly closed compatible containers, away from strong reducing agents. Iodine solutions may irritate eyes and skin and may affect aquatic environments; use gloves and approved microbiology controls. 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 Gram’s Iodine Solution

Protect from light in tightly closed compatible containers, away from strong reducing agents. 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 Gram’s Iodine Solution

Iodine solutions may irritate eyes and skin and may affect aquatic environments; use gloves and approved microbiology controls. 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.