Casein Powder – 500 gram Packs

Casein Powder is a protein-rich material derived from milk and consists primarily of a mixture of phosphoproteins rather than a single pure chemical compound. It is characterised by its ability to form aggregates in aqueous systems and its interactions with calcium ions, acids, and other reagents. Casein is generally supplied as a white to cream-coloured powder and is relevant to biochemistry, protein chemistry, and biomaterials research. In laboratory settings, it is used in studies of protein precipitation, solubility, denaturation, enzymatic hydrolysis, and protein-based material properties. Casein Powder may be suitable for educational practicals, university experiments, and selected research applications when its grade and specifications meet the requirements of the intended method. Since casein composition and properties can vary according to source and processing, laboratories should select the appropriate material for their experimental objectives and follow suitable procedures for storage and handling.

Product Specifications

Key Features of Casein Powder

• Protein-based composition: Casein consists of several phosphoprotein components, including alpha-, beta-, and kappa-caseins, making it relevant to protein chemistry investigations.
• Characteristic precipitation behaviour: Casein exhibits pH-dependent solubility and can precipitate under acidic conditions, supporting studies of protein separation.
• Calcium interaction: Casein proteins interact with calcium ions, making them useful for investigating protein–mineral interactions and aggregation.
• Biochemical research relevance: Its protein structure supports experiments involving denaturation, enzymatic hydrolysis, and protein characterisation.
• Material science applications: Casein can be investigated in selected studies of protein-based films, coatings, and other biomaterials, depending on the supplied grade.

Laboratory Applications of Casein Powder

• Biochemistry practicals: Used in supervised experiments investigating protein properties, precipitation, and interactions with chemical reagents.
• Protein precipitation studies: Supports investigations of pH-dependent protein solubility and separation using appropriate laboratory procedures.
• Enzymatic hydrolysis experiments: Serves as a protein substrate in selected studies of protease activity and the breakdown of peptide bonds.
• Protein analysis research: Can be used in suitable analytical investigations of protein composition, structural properties, and chemical interactions.
• Biomaterials research: Used in selected investigations of casein-based films, protein matrices, and other experimental materials where its properties are appropriate.

Why Choose Lab Wale to Buy Casein Powder

Lab Wale provides a convenient sourcing option for laboratory chemicals and scientific supplies used by schools, colleges, universities, research centres, and laboratory professionals. When purchasing Casein Powder, review the product identity, stated laboratory grade, available specifications, and relevant safety documentation to determine its suitability for the intended experiment. Protein composition, solubility characteristics, and processing methods can influence experimental performance. Selecting an appropriate grade helps laboratories align material requirements with their biochemical, analytical, and materials research procedures.

Frequently Asked Questions About Casein Powder

What is Casein Powder used for in laboratories?

Casein Powder is used in biochemistry experiments, protein precipitation studies, enzymatic hydrolysis investigations, and research involving protein structure and interactions. It can also serve as a starting material for selected biomaterials studies. Its suitability depends on the specified grade and requirements of the experimental method.

What is the chemical formula of Casein Powder?

Casein does not have one universal molecular or empirical formula because it consists of several protein components with different amino acid sequences and molecular compositions. Its overall composition also depends on the source and preparation. Therefore, a single molecular weight is not applicable to casein as a mixture of proteins.

What is the CAS number of Casein Powder?

The commonly used CAS Registry Number for casein is 9000-71-9. This identifier refers to casein as a protein material rather than one chemically uniform molecule. Confirm the product identity and supplied form when selecting material for laboratory procurement or research documentation.

How does pH affect Casein Powder in laboratory experiments?

Casein exhibits pH-dependent solubility. Near its isoelectric point, approximately pH 4.6, casein proteins have reduced net electrical charge and can aggregate or precipitate. This behaviour makes casein useful for controlled experiments investigating protein separation, solubility, and the effects of acidity on protein structure.

How should Casein Powder be stored and handled?

Store Casein Powder in a tightly closed container in a cool, dry location, protected from moisture and contamination. Avoid inhaling airborne powder and use suitable protective equipment during weighing and transfer. Follow the current Safety Data Sheet for product-specific storage, handling, spill management, and disposal requirements.

Storage Conditions for Casein Powder

Store Casein Powder in a tightly closed, compatible container in a cool, dry, well-ventilated area. Protect it from moisture, excessive heat, and contamination. Keep the container properly labelled and avoid repeated exposure to humid air during use. Follow the product-specific Safety Data Sheet for any additional temperature, environmental, or storage requirements.

Precautions for Handling Casein Powder

Review the current Safety Data Sheet before use. Wear appropriate laboratory clothing, safety goggles, and gloves, and avoid inhaling airborne powder or allowing it to contact the eyes. Use suitable ventilation when weighing or transferring the material if dust may be generated. Clean spills using appropriate laboratory procedures and dispose of waste according to institutional requirements and applicable regulations. Consider potential sensitivity to milk-derived proteins when assessing laboratory exposure risks.