Sodium Iodide (NaI), with CAS No. 7681-82-5, is a white crystalline salt used in medical imaging, radiation detection, and nutritional supplements. Its high solubility and iodine content make it indispensable for healthcare and industrial applications. Two key uses include:
- Medical Imaging: Enhances X-ray and gamma-ray detection in diagnostic imaging and nuclear medicine.
- Nutrition: Provides iodine in supplements to address iodine deficiency disorders.
ACS-grade (≥99.5% purity) is suited for analytical and industrial purposes, while USP-grade meets pharmaceutical standards for safe medical and dietary use. Sodium Iodide I-123 and I-131 are FDA-approved for thyroid imaging and treatment. Proper handling, moisture protection, and adherence to strict storage conditions ensure product stability and safety for all applications.
Sodium Iodide | I 131 | Radiopharmaceuticals | IPC | BP 104T
Radiography and Medical Imaging Applications
In line with Allan Chemical Corporation’s focus on precision and safety, these applications highlight the role of high-quality materials in radiography and medical imaging.
X-Ray Contrast Agents and Diagnostics
Sodium Iodide plays a key role in radiopharmaceuticals used for both diagnostic imaging and therapeutic treatments. Its unique ability to absorb X-rays and gamma radiation makes it indispensable in nuclear medicine, where accurate imaging is critical for effective diagnosis.
Two notable forms of Sodium Iodide include Sodium Iodide I-131, approved in 1951, and Sodium Iodide I-123, approved on March 24, 1976. Both are prescription-only radiopharmaceuticals that must be administered under the supervision of a licensed physician[1][2][3][4].
In thyroid imaging, Sodium Iodide I-123 is particularly valuable. It provides detailed imaging of thyroid structure and function while minimizing radiation exposure, making it ideal for routine scans and follow-ups. On the other hand, Sodium Iodide I-131 serves a dual purpose: it assists in diagnosis and delivers targeted therapy. By concentrating in thyroid tissue, it effectively treats conditions like hyperthyroidism and certain thyroid cancers.
Beyond its diagnostic and therapeutic applications, Sodium Iodide ensures precise radiation detection, adhering to strict safety and quality standards.
Radiation Detection Equipment
Sodium Iodide crystals are a critical component in scintillation detectors used in modern radiation detection systems. These detectors are essential for gamma cameras and SPECT (Single Photon Emission Computed Tomography) systems, which rely on their sensitivity to accurately detect and map even minimal levels of radioactive tracers.
Additionally, medical facilities depend on Sodium Iodide detectors for environmental monitoring. These systems continuously measure radiation levels in areas where radiopharmaceuticals are handled, ensuring safe working conditions for healthcare professionals.
Medical Imaging Regulations
The use of Sodium Iodide in medical imaging is tightly regulated to guarantee patient safety and treatment effectiveness. Both Sodium Iodide I-123 and I-131 are FDA-approved radiopharmaceuticals, and their production must meet stringent pharmaceutical standards as outlined in their New Drug Applications (NDAs) or Abbreviated New Drug Applications (ANDAs)[2][3].
For instance, the radionuclidic composition of Sodium Iodide I-123 capsules must include at least 97.0% I-123 at the time of calibration[3]. These high standards ensure the consistency and reliability of the medication.
Administration of these radiopharmaceuticals is restricted to physicians and qualified personnel, whose expertise is verified by regulatory agencies such as the U.S. Nuclear Regulatory Commission (NRC)[3]. Additionally, detailed records must be maintained throughout the process – from receipt and storage to administration and disposal – to comply with regulatory inspections.
This information is for reference only. Always consult official regulations and qualified professionals when making sourcing or formulation decisions.
Nutrition and Pharmaceutical Uses
Sodium Iodide plays a key role in nutritional supplements and pharmaceutical formulations, particularly for addressing iodine deficiency and supporting thyroid health. Its excellent solubility and stability make it a reliable choice for meeting regulatory requirements.
Iodine Deficiency Treatment
Iodine deficiency remains a concern in areas where iodized salt is not widely consumed. To combat this, dietary supplement manufacturers rely on USP-grade Sodium Iodide to deliver precise iodine amounts. For adults, the recommended daily intake is typically 150 micrograms, while pregnant women require about 220 micrograms per day. These supplements are essential for maintaining healthy thyroid function and overall well-being.
In addition to supplements, pharmaceutical products also use Sodium Iodide to provide targeted thyroid support.
Pharmaceutical Products
Sodium Iodide is not limited to human dietary needs – it is also a critical component in pharmaceutical formulations aimed at thyroid health. In veterinary medicine, it addresses iodine deficiencies in animals, with dosages tailored to the size and species of the animal. Both human and veterinary products rely on ACS/USP-grade Sodium Iodide to ensure they meet stringent quality and safety standards.
Quality Standards Compliance
Both ACS-grade and USP-grade Sodium Iodide are manufactured to meet strict purity and safety guidelines. ACS-grade material is designed for analytical and precision applications, while USP-grade Sodium Iodide adheres to detailed monograph standards. These include testing for residual solvents, microbial contamination, and other impurities, ensuring consistent performance and bioavailability.
To guarantee traceability and quality, certificates of analysis are provided, covering every step from raw material sourcing to the finished product. Proper storage is critical – keep Sodium Iodide below 77°F (25°C) and at a relative humidity of 60% or less to protect it from light, air, and moisture.
This information is for general guidance only. Always consult official regulations and qualified professionals for sourcing or formulation decisions.
For premium ACS/USP-grade Sodium Iodide, Allan Chemical Corporation delivers products with rigorous quality assurance and dedicated technical support to meet your needs.
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Handling, Storage, and Safety Requirements
Sodium Iodide ACS/USP is extremely sensitive to moisture, capable of absorbing up to 5% water from the air [5]. It is also vulnerable to degradation when exposed to light and air. To preserve its stability, store it in a controlled environment between 5°C and 30°C (41°F–86°F), away from direct sunlight and fluorescent light. Exposure to air can trigger oxidation, releasing iodine, which leads to a noticeable brown or black discoloration. These same precautions should be followed when preparing solutions.
When working with aqueous solutions, keep the pH slightly alkaline (8–9.5) [5] and ensure all containers are tightly sealed to prevent contamination and degradation.
Industrial Operations and Supply Chain Management
Ensuring the quality and reliability of Sodium Iodide ACS/USP in industrial and healthcare environments requires a well-organized supply chain. Because this compound is sensitive to moisture, careful attention to sourcing, packaging, and technical support is vital to maintain its integrity.
Supply Chain and Sourcing Methods
Securing Sodium Iodide ACS/USP starts with working closely with suppliers who are familiar with the specific needs of hygroscopic materials. At Allan Chemical Corporation, we collaborate directly with manufacturers to guarantee a steady supply and consistent quality for applications like radiography and nutritional products. These direct partnerships, backed by years of industry expertise, allow us to deliver dependable materials. Every shipment includes detailed documentation, such as Specifications, Certificates of Analysis (CoA), and Safety Data Sheets (SDS), ensuring full transparency and compliance [6]. This commitment to quality extends to our custom packaging solutions.
Packaging Options and Order Flexibility
To protect the integrity of Sodium Iodide ACS/USP, we provide a variety of packaging choices. These include small amber glass bottles, fiber drums, poly pails, as well as larger options like super sacks and liquid totes for bulk orders. This range of packaging ensures that the product reaches you in optimal condition, whether it’s destined for precise radiographic procedures or pharmaceutical formulations. Our packaging strategies are designed to work seamlessly with our dedicated technical support services.
Technical Support Services
Our team of specialists is here to help you integrate Sodium Iodide ACS/USP into your operations. We offer assistance with documentation review, regulatory compliance, and tailored technical guidance. From navigating approval processes with the help of our Regulatory Document Coordinator to clarifying analytical data and safe handling practices, we ensure you have the support you need.
This content is for informational purposes only. Consult official regulations and qualified professionals before making sourcing or formulation decisions.
Summary and Key Points
This section highlights the essential uses, rigorous safety measures, and dependable support that define the role of Sodium Iodide ACS/USP in both medical and nutritional applications.
Application Overview
Sodium Iodide ACS/USP is indispensable in modern diagnostics and targeted treatments, addressing both imaging and iodine supplementation needs. In the medical field, it facilitates accurate thyroid imaging and provides therapeutic radiation for conditions like hyperthyroidism and thyroid cancer. On the nutritional side, it combats iodine deficiency through supplements and fortified products, promoting healthy growth and development. These dual roles emphasize Sodium Iodide’s significance in both diagnosis and treatment, setting the stage for discussing safety protocols.
Safety and Compliance Requirements
Strict safety measures are vital when handling Sodium Iodide ACS/USP. Proper use of personal protective equipment (PPE), storage in dry, light-protected conditions, and adherence to federal regulations such as TSCA and CDR are all necessary to maintain safety and product quality. The ACS/USP grade ensures a high level of purity and consistency, while Good Laboratory Practices (GLP) provide a framework for reliable testing and thorough documentation.
Allan Chemical Corporation Services
With over 40 years of experience, Allan Chemical Corporation specializes in sourcing high-purity chemicals for regulated industries. By working directly with manufacturers like Deepwater, which focuses on iodine derivatives, we ensure a steady supply of USP, High Purity, and Technical grades [8].
Our custom sourcing services meet unique demands for rare products and specialized formulations. We provide tailored solutions backed by detailed documentation, including Specifications, Certificates of Analysis, and Safety Data Sheets [6]. To assist with compliance, our Regulatory Document Coordinator streamlines the approval process for radiographic and pharmaceutical applications.
From our Ringwood, NJ warehouse, we offer just-in-time delivery to support critical operations. Flexible packaging options further ensure that products arrive in optimal condition [6][7]. With a focus on quality and customer-specific solutions, Allan Chemical Corporation delivers reliable service and superior products.
This content is for informational purposes only. Always consult official regulations and qualified experts before making sourcing or formulation decisions.
FAQs
What is the difference between Sodium Iodide I-123 and I-131 in medical applications?
Sodium Iodide I-123 and I-131 are both integral to thyroid-related medical procedures, but they serve different roles depending on the patient’s needs.
I-123 is primarily used for diagnostic imaging. It emits gamma rays that create clear, detailed scans while keeping radiation exposure low. This makes it an excellent choice for pinpointing thyroid conditions, identifying leftover thyroid tissue, or evaluating potential metastases – all without harming the thyroid itself.
I-131, however, is utilized for both diagnosis and treatment. While it also emits gamma rays for imaging, its beta particles can destroy thyroid tissue. This dual functionality makes it effective for treating conditions like hyperthyroidism and thyroid cancer, though it does involve higher levels of radiation exposure.
To put it simply, I-123 is the go-to for precise diagnosis with minimal risk, whereas I-131 shines in its ability to not only diagnose but also treat thyroid disorders.
How does Sodium Iodide support iodine levels in human and animal nutrition?
Sodium Iodide is a key player in supporting healthy iodine levels, offering a form of iodine that the body can easily absorb. Iodine itself is vital for producing thyroid hormones – these hormones are responsible for regulating metabolism, supporting growth, and contributing to overall well-being.
For humans, Sodium Iodide is often included in dietary supplements to help prevent iodine deficiency, especially in regions where iodine intake tends to be insufficient. In animals, it serves a similar purpose, aiding in thyroid function, correcting deficiencies, and even bolstering immune health. This dual role highlights its importance in both human and veterinary nutrition.
How should I handle and store Sodium Iodide ACS/USP to maintain its quality and safety?
To maintain the stability and safety of Sodium Iodide ACS/USP, store it in a cool, dry, and well-ventilated space. Keep it away from moisture and incompatible substances like oxidizers. Ensure the container is tightly sealed, and maintain storage temperatures between 59°F and 77°F to protect its quality.
When handling this chemical, always wear appropriate personal protective equipment (PPE), including gloves and safety goggles. Avoid inhaling any dust, and wash thoroughly after handling. Proper storage and careful handling are key to preventing degradation or oxidation, ensuring the chemical stays effective for its medical and industrial uses.
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