EGTA
EGTA is a premium-grade, highly specific aminopolycarboxylic acid chelating agent carrying CAS number 67-42-5. Distinguished by its exceptional selective binding affinity for calcium ions over magnesium ions, and its outstanding chemical baseline stability, this high-purity white crystalline powder serves as an indispensable core component for preparing specialized molecular biology buffers, cell culture media, and advanced enzymatic research assays globally.
Description
Chelating Specificity and Laboratory Buffer Engineering
The immense ion selectivity and rapid aqueous dissolution behaviors of EGTA offer a distinct operational edge in demanding molecular biology and medical diagnostic facilities. This solid crystalline aminopolycarboxylic acid functions as a superior structural stabilizer, binding free calcium ions tightly inside active formulations without altering the background magnesium balance profiles necessary for enzyme performance. It assists laboratory technicians in maintaining exact physiological pH targets across complex matrix assays, effectively extending protein shelf-life parameters and preventing premature cellular detachment. For instance, bioprocess development plants integrate this compound as a foundational component to compound gentle cell-harvesting rinse washes. As a consequence, it maximizes the overall viability threshold of delicate cell strands and improves automated assay controls. Consequently, Zyntex coordinates clean production channels to eliminate raw lot contamination from your cleanroom processing lines.
In addition to this, Zyntex manages tightly regulated packaging logistics for large-scale diagnostic manufacturers and specialized protein purification research laboratories. The substance operates as an active biochemical barrier agent, cross-linking effectively within complex analytical buffers to block calcium-dependent protease enzymes from degrading precious therapeutic peptides over long testing cycles. It advances modern bioprocess engineering by providing a versatile, dependable ligand source that reacts predictably during sensitive multi-phase complexometric titration steps. Simultaneously, it remains a critical chemical standard for routine liquid chromatography calibrations and academic assay validation methods. In brief, our product functions as an indispensable organic foundation, supporting both the diagnostic accuracy of patient testing kits and the structural precision of modern genomic engineering layouts.
Primary Technology Sectors for EGTA Powder
This ultra-pure solid aminopolycarboxylic agent delivers crucial technical value within these four critical sectors:
🧬 Molecular Biology
Primary chemical agent used to formulate calcium-free eluent matrices and specialized nucleic acid extraction buffers. Hence, it directly supports high-purity laboratory assays.
🧫 Cell Culture Systems
Utilized as a selective washing block to mimic low-calcium physiological conditions during cell suspension processing. Clearly, it is key for uniform cell dissociation density.
🧪 Enzyme Assays
Functions as an active chemical inhibitor to deactivate calcium-dependent proteins while leaving magnesium pathways unaltered. Resultantly, it balances testing sensitivity variables.
🔬 Medical Diagnostics
Provides an excellent, highly pure reagent standard to prepare blood anticoagulation blends and automated spectrometer testing solutions. Specifically, it ensures high tracking clarity.
Technical Specifications
| Parameter | Standard Value |
|---|---|
| Product Name | EGTA |
| Assay / Purity (Titration) | Min 99.0% |
| Appearance | White crystalline powder |
| Melting Point | Approx. 241 °C (Decomposes) |
| Solubility | Slightly soluble in water; readily soluble in alkaline aqueous solutions |
| CAS Number | 67-42-5 |
📝 Safety & Handling: EGTA is a stable organic solid. Direct inhalation of airborne powder dust or splash contact can cause minor mechanical throat clearing, sneezing, or temporary eye watering. It exhibits low structural solubility in completely pure neutral water, requiring mild basic additions for factory dissolving runs. Therefore, store strictly inside its original well-sealed packaging within a cool, dry, well-ventilated warehouse area away from intense processing heat and strong mineral acids. Avoid generating excessive powder clouds during hopper dispensing to shield laboratory operators. Wearing standard workplace protective equipment (PPE)—including protective nitrile gloves, simple safety glasses, and a basic particle filter mask—is recommended during mass transfer phases. Review the Safety Data Sheet (SDS) for routine plant containment guidelines.
