Ammonium Iodide Extra Pure – 500 gram Packs

Ammonium Iodide Extra Pure is an inorganic ionic compound consisting of ammonium and iodide ions, with the chemical formula NH₄I and a molecular weight of 144.94 g/mol. It is generally found as a white crystalline solid that dissolves readily in water and can undergo gradual discoloration when exposed to air and light. This compound is useful in laboratory investigations involving iodide-ion reactions, inorganic salt chemistry, oxidation–reduction processes, and the preparation of aqueous reagent solutions. Ammonium Iodide is relevant to college and university chemistry practicals, analytical investigations, and research involving iodine-containing compounds. The 500 g pack is intended for laboratories requiring this reagent for suitable educational, experimental, or research procedures. Its suitability for specific analytical methods depends on the required chemical specifications and experimental conditions. Appropriate storage and handling practices help maintain the reagent’s condition and support responsible laboratory use.

Product Specifications

Specification	Details
Appearance	White crystalline powder
Assay	99%
Chemical Name	Ammonium Iodide
Alternate Names	Ammonium Monoiodide
Molecular Formula	NH₄I
Empirical Formula	H₄IN
CAS Number	12027-06-4
Molecular Weight	144.94 g/mol
Grade	LR Laboratory Reagent

Key Features of Ammonium Iodide

• Defined ionic composition: Contains ammonium cations and iodide anions, with the chemical formula NH₄I.
• High water solubility: Dissolves readily in water, making it suitable for preparing aqueous solutions for appropriate laboratory procedures.
• Characteristic crystalline form: Generally appears as a white crystalline solid and may develop a yellowish colour following exposure to air and light.
• Reactivity of iodide ions: Supports suitable investigations involving iodide reactions, redox chemistry, and the formation of iodine-containing species.
• Educational and research relevance: Can be used in laboratory experiments when its chemical identity and specifications meet the requirements of the intended procedure.

Laboratory Applications of Ammonium Iodide

• College and university chemistry practicals: Used in supervised experiments investigating the properties and reactions of ammonium and iodide ions.
• Qualitative inorganic analysis: Provides iodide ions for appropriate identification reactions and selected investigations involving metal ions.
• Redox reaction studies: Supports controlled experiments examining iodide oxidation and the formation of iodine-containing species.
• Preparation of laboratory reagents: Used to prepare aqueous iodide-containing solutions for procedures that specifically require ammonium iodide.
• Chemical research: Serves as a reagent in selected investigations involving iodide chemistry and iodine-containing compounds, subject to method-specific requirements.

Why Choose Lab Wale to Buy Ammonium Iodide

Lab Wale provides a convenient sourcing option for laboratory chemicals and scientific supplies used by schools, colleges, universities, research centres, and analytical laboratories. When purchasing Ammonium Iodide, reviewing the chemical name, CAS number, stated assay, grade, and intended application helps laboratories select an appropriate reagent. Clear product identification and access to relevant technical and safety information support informed purchasing decisions. Laboratories should also consider the compound’s sensitivity to air and light when establishing suitable storage and handling practices.

Frequently Asked Questions About Ammonium Iodide

What is Ammonium Iodide used for in laboratories?

Ammonium Iodide is used in inorganic chemistry experiments, iodide-ion identification reactions, redox investigations, and the preparation of aqueous reagents. It may also serve as an iodide source in selected research procedures involving iodine-containing compounds when its specifications meet the requirements of the method.

What are the chemical formula and molecular weight of Ammonium Iodide?

The molecular formula is NH₄I, and its empirical formula is H₄IN. Its molecular weight is approximately 144.94 g/mol. The compound contains ammonium and iodide ions in a 1:1 ratio, producing an electrically neutral ionic compound.

What is the CAS number of Ammonium Iodide?

The CAS Registry Number for Ammonium Iodide is 12027-06-4. This identifier helps distinguish the compound from other ammonium salts and iodine-containing chemicals. Checking the CAS number alongside the chemical name and formula is useful when purchasing reagents or documenting laboratory procedures.

Why can Ammonium Iodide develop a yellowish colour during storage?

Ammonium Iodide is sensitive to air and light, and exposure can promote chemical changes associated with yellowing and the formation of iodine-containing species. Keeping the container tightly closed and protected from light helps limit deterioration. Follow the product-specific storage recommendations to maintain suitable reagent condition.

How should Ammonium Iodide be stored and handled safely?

Store Ammonium Iodide in a tightly closed, compatible container in a cool, dry location protected from direct light. Wear suitable gloves, protective clothing, and safety goggles, and avoid inhaling dust or contacting the eyes and skin. Consult the current Safety Data Sheet for detailed hazard information and handling procedures.

Storage Conditions for Ammonium Iodide

Store Ammonium Iodide in a tightly closed, compatible container in a cool, dry, well-ventilated area protected from direct light and unnecessary exposure to air. Minimise moisture exposure and close the container promptly after use to help limit discoloration. Keep the reagent away from incompatible substances and follow the storage recommendations specified in the current Safety Data Sheet.

Precautions for Handling Ammonium Iodide

Review the current Safety Data Sheet before use and wear suitable chemical-resistant gloves, protective clothing, and safety goggles. Avoid generating or inhaling dust and prevent contact with the eyes and skin. Use adequate ventilation when weighing the powder or preparing solutions. Keep the reagent away from incompatible chemicals, follow approved spill-response and waste-disposal procedures, and ensure appropriate supervision during educational laboratory experiments.