Sodium Chloride (CAS 7647-14-5)
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Sodium chloride, commonly known as table salt, is an ionic compound with the chemical formula NaCl. It consists of sodium (Na+) and chloride (Cl-) ions, which are held together by ionic bonds. In research, sodium chloride is indispensable due to its role in creating physiological conditions and as a fundamental component in various buffers and media used in biochemical and molecular biology experiments. Its primary mechanism of action in these settings involves maintaining osmotic balance and providing ionic strength, which are crucial for maintaining the stability and activity of biological molecules. For instance, sodium chloride is a key ingredient in saline solutions, where it is used to mimic bodily fluids for cell culture and enzyme assays, ensuring that cells and proteins behave similarly as they would in a living organism. Furthermore, sodium chloride is used in the preparation of buffer solutions for gel electrophoresis of proteins and nucleic acids, helping to maintain the charge and conformation of these molecules during the separation process. Its presence in these buffers ensures that the electrical conductivity is adequate for the migration of biomolecules towards their respective electrodes. Additionally, sodium chloride is employed in the extraction and purification processes of biological samples, where it aids in precipitating proteins and nucleic acids by adjusting the ionic strength of solutions, thereby facilitating easier separation and purification. This wide range of applications highlights sodium chloride′s fundamental role in scientific research, providing essential conditions for experimental consistency and reliability.
Sodium Chloride (CAS 7647-14-5) References
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Ordering Information
| Product Name | Catalog # | UNIT | Price | Qty | FAVORITES | |
Sodium Chloride, 500 g | sc-203274 | 500 g | $18.00 | |||
Sodium Chloride, 2 kg | sc-203274A | 2 kg | $23.00 | |||
Sodium Chloride, 5 kg | sc-203274B | 5 kg | $35.00 | |||
Sodium Chloride, 10 kg | sc-203274C | 10 kg | $65.00 |