The precise detection of metal ions is fundamental to many scientific disciplines, from environmental monitoring to advanced materials research. Sodium Rhodizonate, identified by its CAS number 523-21-7, stands out as a highly effective reagent for the specific identification and quantification of certain divalent cations, most notably barium (Ba²⁺) and strontium (Sr²⁺).
As a chemical compound that forms colored precipitates with these metal ions, Sodium Rhodizonate acts as a sensitive indicator. The reaction with barium ions, for example, typically produces a distinctive red precipitate, allowing for clear visual identification. Similarly, strontium ions react to form a similar colored complex, enabling differentiation and analysis. This property makes it an indispensable tool for chemists and researchers. When you need to buy Sodium Rhodizonate for these critical detection tasks, sourcing from a reliable supplier like NINGBO INNO PHARMCHEM CO.,LTD. ensures you receive a product with the consistent purity required for accurate results.
The utility of Sodium Rhodizonate extends beyond simple qualitative tests. In quantitative analysis, it can be employed in titrations, particularly for sulfate determination, where it acts as a visual endpoint indicator. The formation of insoluble barium sulfate is a well-known reaction, and the use of Sodium Rhodizonate can enhance the precision of such analyses. For laboratories and industrial facilities that require consistent performance, purchasing Sodium Rhodizonate from a reputable manufacturer in China offers a strategic advantage, combining quality with competitive pricing.
Researchers involved in inorganic chemistry, analytical chemistry, or quality control often require specific reagents like Sodium Rhodizonate. Whether it's for routine laboratory analysis, research and development projects, or specialized industrial applications, the quality of the reagent directly impacts the reliability of the findings. Therefore, understanding the product specifications and ensuring a stable supply chain from a trusted manufacturer is essential. We pride ourselves on being a dependable supplier, facilitating the procurement process for scientists and procurement managers worldwide.
In conclusion, Sodium Rhodizonate (CAS 523-21-7) is a vital reagent with well-established applications in detecting barium and strontium ions and in analytical titrations. When seeking to purchase this chemical, prioritize suppliers that guarantee high purity and consistent quality. NINGBO INNO PHARMCHEM CO.,LTD. is your trusted partner for sourcing Sodium Rhodizonate, offering expert support and a commitment to excellence for all your chemical needs.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.