High-purity inorganic compounds play an important role in pharmaceutical manufacturing, chemical processing, cosmetics, and specialty material industries. Among bismuth-based compounds, Bismuth Subnitrate CAS 1304-85-4 is widely recognized for its stable chemical properties, high bismuth content, and compatibility with various industrial applications.
PURUI provides Bismuth Subnitrate solutions for global customers requiring reliable quality, consistent specifications, and professional chemical supply services. The product is suitable for applications involving pharmaceutical raw materials, specialty chemicals, and research-related fields where purity and material stability are important considerations.
For pharmaceutical companies, chemical distributors, and industrial buyers, selecting a qualified supplier requires evaluation of chemical composition, purity level, production consistency, quality control procedures, packaging standards, and supply capability.
Bismuth Subnitrate, also known as bismuth oxynitrate or basic bismuth nitrate, is an inorganic bismuth compound with the chemical formula Bi5O(OH)9(NO3)4. It is identified by CAS Number 1304-85-4 and has a molecular weight of approximately 1461.99. :contentReference[oaicite:0]{index=0}
The compound is generally supplied in powder form and is valued for its stable composition, white appearance, and high bismuth oxide content. Pharmaceutical references specify that Bismuth Subnitrate contains not less than 79.0% bismuth trioxide (Bi2O3) calculated on a dried basis. :contentReference[oaicite:1]{index=1}
Bismuth compounds are widely used because bismuth offers unique physical and chemical characteristics, including relatively high atomic weight, low toxicity compared with many heavy metals, and useful chemical stability.
Depending on purity grade and processing requirements, Bismuth Subnitrate can be applied in pharmaceutical manufacturing, specialty chemical production, cosmetics, and laboratory research.
| Parameter | Specification | Buyer Consideration |
|---|---|---|
| Product Name | Bismuth Subnitrate | Basic bismuth nitrate compound |
| Brand | PURUI | Professional chemical supplier |
| CAS Number | 1304-85-4 | Used for global chemical identification |
| Chemical Formula | Bi5O(OH)9(NO3)4 | Standard molecular composition |
| Molecular Weight | 1461.99 | Important for formulation calculation |
| Appearance | White powder | Suitable for industrial processing requirements |
| Purity Grade | Industrial / pharmaceutical-related grades available | Selected according to application requirements |
| Bismuth Oxide Content | ≥79% calculated as Bi2O3 on dried basis | Important quality indicator for pharmaceutical applications |
| Solubility | Practically insoluble in water and ethanol | Application compatibility should be evaluated |
| Storage | Store in sealed containers under suitable conditions | Protects product stability during transportation and storage |
Specific purity requirements, particle size, packaging specifications, testing standards, and documentation requirements should be confirmed according to the customer's application and regulatory requirements.
Bismuth Subnitrate has a long history of use in pharmaceutical-related applications due to its bismuth content and chemical properties. It is commonly evaluated as a raw material in formulations where bismuth compounds are required.
Pharmaceutical buyers usually focus on purity, heavy metal control, documentation, batch consistency, and compliance with applicable pharmacopoeia requirements.
Bismuth-based compounds are used in the development of various healthcare-related products. The selection of Bismuth Subnitrate depends on formulation requirements, processing conditions, and quality standards.
Manufacturers need to confirm material specifications and regulatory requirements before incorporating the compound into finished products.
Bismuth compounds may also be considered in cosmetic formulations due to their optical properties and powder characteristics.
For cosmetic applications, particle size distribution, purity, color consistency, and compatibility with other formulation ingredients are important evaluation factors.
Bismuth Subnitrate can be used as a source material in chemical research and specialty material development. Researchers may select it according to composition requirements, reaction conditions, and desired product characteristics.
High-quality raw materials help improve repeatability and reliability in laboratory and industrial processes.
For industrial and pharmaceutical applications, consistent chemical composition is essential. Variations in raw material quality may affect production efficiency, formulation stability, and final product performance.
Reliable suppliers maintain controlled production processes and testing procedures to support consistent product quality.
Purity is a key factor when purchasing chemical raw materials. Trace impurities may influence downstream processing, especially in pharmaceutical and high-value applications.
Professional chemical suppliers provide quality documentation and batch inspection records to support customer verification.
Global chemical buyers often require stable supply, customized packaging, and documentation support.
A supplier with experience in international chemical trade can help customers manage purchasing requirements more efficiently.
The quality of raw materials directly affects the final chemical product. Suppliers should inspect incoming materials to ensure they meet production requirements before manufacturing.
Testing procedures help confirm product identity, purity, composition, and consistency between different production batches.
For Bismuth Subnitrate, important quality indicators may include bismuth content, moisture level, impurities, and physical appearance.
Proper packaging helps protect chemical stability during transportation and storage. Containers should prevent contamination and maintain product quality throughout the supply chain.
Buyers should select packaging specifications according to transportation conditions, storage duration, and application requirements.
The required specification depends on the final application. Pharmaceutical manufacturers may require stricter quality documentation, while industrial applications may focus on cost efficiency and stable supply.
Professional buyers should confirm available documents such as product specifications, quality certificates, analysis reports, and safety documentation before placing orders.
A reliable supplier should provide consistent production capacity, quality control systems, technical support, and international delivery experience.
These factors help reduce supply risks and improve long-term cooperation efficiency.
Bismuth Subnitrate should be stored in sealed containers in a suitable environment to maintain product quality.
Protection from contamination, moisture exposure, and unsuitable storage conditions helps preserve material performance.
Operators should follow appropriate chemical handling procedures, including the use of suitable protective equipment and workplace safety practices.
Safety instructions should always follow the supplier's documentation and applicable regulations.
PURUI specializes in the supply of pharmaceutical and chemical raw materials, providing customers with stable product quality and professional sourcing support.
For Bismuth Subnitrate CAS 1304-85-4, PURUI focuses on product consistency, quality management, packaging reliability, and customer-specific requirements to support pharmaceutical, chemical, and industrial applications.
By combining chemical expertise with supply chain experience, PURUI helps global customers obtain reliable bismuth-based materials for different application scenarios.
Bismuth Subnitrate CAS 1304-85-4 is an important bismuth-based compound used in pharmaceutical, cosmetic, chemical, and research-related fields. Its stable chemical structure, high bismuth content, and versatile application potential make it a valuable material for industries requiring specialized inorganic compounds.
The Bismuth Subnitrate CAS 1304-85-4 supplied by PURUI provides customers with a reliable raw material solution supported by quality control and professional chemical supply capabilities.
For pharmaceutical companies, distributors, and industrial users, selecting the right supplier requires attention to purity standards, testing documentation, packaging requirements, and long-term supply capability. A qualified chemical partner can help ensure stable production performance and reduce procurement risks.
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