Description
EDTA Acid 99.4% | Premium Chelating Agent for Laboratory Use
High Purity EDTA for Analytical Chemistry and Industrial Applications
Ethylene Diamine Tetraacetic Acid (EDTA) – 98%, 99.4% Purity (AR / ACS / LAB Grade) is a powerful chelating compound (CAS No. 60-00-4) essential for laboratory, pharmaceutical, and industrial applications. This premium-grade chelating agent appears as a white crystalline solid, offering exceptional metal ion binding capabilities for calcium, magnesium, iron, and lead across diverse analytical and manufacturing processes.
Our analytical-grade EDTA, available in both 98% and 99.4% purity levels with AR, ACS, and LAB grade certifications, delivers superior performance in complexometric titrations, pharmaceutical formulations, and industrial metal sequestration applications. The crystalline structure and high purity ensure reliable chelation performance while maintaining compatibility with various analytical methodologies and manufacturing processes.
Analytical Chemistry Applications of High Purity EDTA
In analytical laboratories, EDTA serves as the gold standard chelating agent for complexometric titrations and trace metal determinations. Analytical chemists rely on its precise stoichiometric binding properties for calcium and magnesium hardness testing, heavy metal analysis, and quantitative metal ion determinations. The compound’s consistent chelation behavior makes it indispensable for water quality testing, environmental analysis, and quality control procedures.
Laboratory professionals appreciate EDTA’s ability to form stable 1:1 complexes with metal ions, providing accurate and reproducible results in volumetric analysis. Its application extends to buffer systems, metal masking procedures, and specialized analytical techniques requiring precise metal ion control.
For comprehensive analytical chemistry supplies, explore our laboratory reagents and standards collection.
Pharmaceutical and Biomedical Applications
The pharmaceutical industry extensively utilizes analytical-grade EDTA as a stabilizer and preservative in drug formulations. Pharmaceutical manufacturers incorporate it into injectable solutions, topical preparations, and oral medications to enhance stability and bioavailability by sequestering metal ions that could catalyze degradation reactions.
Biomedical applications include its use in blood collection tubes, where EDTA prevents coagulation by chelating calcium ions, enabling accurate hematological and biochemical testing. Research laboratories utilize it in cell culture media, protein purification procedures, and molecular biology applications requiring metal-free environments.
According to the U.S. Pharmacopeia, EDTA is recognized as an essential pharmaceutical excipient with specific monograph requirements for purity and performance standards.
Industrial Water Treatment and Process Applications
Industrial facilities utilize high-purity EDTA for water softening applications, boiler feedwater treatment, and metal cleaning processes. The compound’s ability to sequester calcium and magnesium ions prevents scale formation in heat exchangers, cooling systems, and industrial equipment, improving operational efficiency and reducing maintenance costs.
Metal processing industries employ EDTA for surface cleaning, rust removal, and metal finishing applications where controlled metal ion removal is essential. Its chelating properties enable selective metal extraction and purification processes in various manufacturing operations.
Cosmetic and Personal Care Manufacturing Uses
The cosmetic industry incorporates analytical-grade EDTA into formulations as a stabilizer and preservative enhancer. Personal care manufacturers utilize it in shampoos, lotions, and skincare products to improve product stability by sequestering metal ions that could affect color, fragrance, or active ingredient efficacy.
Its ability to enhance the effectiveness of other preservatives makes it valuable in extending product shelf life while maintaining cosmetic quality. The compound’s compatibility with various cosmetic ingredients ensures formulation flexibility across diverse product categories.
For additional cosmetic chemical solutions, visit our cosmetic ingredients and additives section.
Technical Specifications and Quality Standards
| Property | Specification |
|---|---|
| Chemical Name | Ethylene Diamine Tetraacetic Acid (EDTA) |
| CAS Number | 60-00-4 |
| HS Code | 2922.49.90 |
| Purity | 98%, 99.4% |
| Appearance | White Crystalline Solid |
| Grade | AR / ACS / LAB |
| Molecular Formula | C₁₀H₁₆N₂O₈ |
| Molecular Weight | 292.24 g/mol |
| Odor | Odorless |
| Solubility | Slightly Soluble in Water, Soluble as Sodium Salt |
| Shelf Life | 5 Years |
| UN Number | Not Regulated |
Agricultural and Textile Industry Applications
Agricultural applications of EDTA include its use in micronutrient fertilizers and foliar sprays where metal chelation improves nutrient availability and plant uptake. The textile industry employs it in dyeing and finishing processes to prevent metal-catalyzed fabric degradation and improve color fastness.
These specialized applications require consistent chelation performance and high purity to ensure optimal results in challenging industrial environments where metal interference can significantly impact process efficiency and product quality.
Packaging Solutions and Storage Requirements
Our analytical-grade EDTA is available in multiple packaging configurations designed to maintain product purity and analytical performance:
- HDPE bottles (100g, 500g, 1kg) for laboratory and research applications
- Kraft paper bags with inner liner (5kg, 25kg) for industrial manufacturing
- Moisture-resistant containers (50kg) for large-scale operations
- Analytical sample vials (25g, 50g) for method development and validation
When stored in airtight, moisture-resistant containers under ambient conditions, the product maintains its chelation effectiveness and analytical performance for up to 5 years, ensuring long-term reliability for critical applications.
The American Chemical Society provides comprehensive guidelines for proper analytical reagent storage and handling to maintain product integrity and analytical accuracy.
Quality Assurance and Analytical Testing
Each batch of analytical-grade EDTA undergoes rigorous quality testing including purity analysis, heavy metals determination, moisture content assessment, and chelation capacity verification. Our quality control procedures ensure compliance with AR, ACS, and LAB grade specifications, providing consistent performance across different analytical applications.
Complete Certificate of Analysis documentation accompanies every shipment, including detailed analytical data, batch traceability information, and compliance verification with international analytical standards. This comprehensive documentation supports regulatory requirements and quality assurance protocols in analytical laboratories worldwide.
Global Supply Chain and Technical Support
Our analytical-grade EDTA is available for worldwide distribution with specialized logistics support for moisture-sensitive shipments. We maintain strategic inventory locations across key markets to ensure reliable supply chain management and prompt delivery to customers throughout South Africa, SADC region, and international analytical markets.
Technical support services include application guidance, analytical method recommendations, and troubleshooting assistance to optimize EDTA performance in specific analytical procedures and industrial applications.
