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Cooling Mint Floral fragrance
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Dextrose monohydrate 500gms
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Sodium acetate anhydrous 99% 500gms
Original price was: $2,500.00.$2,300.00Current price is: $2,300.00.
Sodium acetate, with the chemical formula CH3COONa, is a versatile compound commonly used in laboratories for various applications.
Description
uses of Sodium acetate
- Buffer Solutions:
- pH Stabilization: Sodium acetate is a key component in buffer solutions, especially acetate buffers, which are used to maintain a stable pH in biochemical and chemical experiments. These buffers are particularly effective in the pH range of 3.6 to 5.6.
- Applications: Commonly used in enzyme reactions, cell culture media, and other biological assays requiring a specific pH environment.
- Precipitation of Nucleic Acids:
- DNA/RNA Isolation: Sodium acetate is used in the precipitation of DNA and RNA from aqueous solutions. By adding sodium acetate and alcohol (ethanol or isopropanol), nucleic acids can be precipitated and separated from the solution, facilitating their purification and concentration.
- Procedure: After adding sodium acetate and alcohol to the nucleic acid solution, the mixture is often cooled, centrifuged, and the precipitated nucleic acids are collected.
- Chemical Synthesis:
- Source of Acetate Ions: Sodium acetate provides acetate ions for various organic synthesis reactions.
- Applications: Used in the synthesis of esters, acetylation reactions, and as a catalyst in certain organic transformations.
- Heat Packs:
- Exothermic Crystallization: Sodium acetate is used in reusable heat packs. A supersaturated solution of sodium acetate releases heat upon crystallization, which can be triggered by flexing a metal disc within the pack.
- Mechanism: The solution remains liquid until the disc is clicked, initiating crystallization and an exothermic reaction that releases heat.
- pH Adjustment:
- Solution Preparation: Sodium acetate is used to adjust the pH of various solutions in chemical and biological protocols.
- Control: It is often added to acidic or basic solutions to achieve a desired pH level.
- Electrophoresis:
- Buffer Preparation: In electrophoresis, sodium acetate can be used to prepare running buffers, particularly for RNA electrophoresis.
- Function: Helps maintain the ionic strength and pH of the buffer system during the separation process.
- Titration:
- Analytical Reagent: Sodium acetate is employed as a reagent in titration methods, such as complexometric titrations involving EDTA.
- Role: Acts as a buffering agent to maintain a stable pH during the titration process.
- Food Preservation (Industrial Use):
- Preservative: Although not strictly a laboratory use, sodium acetate is also used as a preservative in the food industry to inhibit microbial growth and as a flavoring agent (E262).
- Applications: Helps in extending the shelf life of various food products.
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Nandwa –
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