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Sodium Hydrogen Sulphite 500gm
Original price was: $2,500.00.$2,300.00Current price is: $2,300.00.
Soluble Starch Powder 500gm
Original price was: $2,500.00.$2,300.00Current price is: $2,300.00.
Sodium Sulphate Anhydrous 500g
Original price was: $2,500.00.$2,300.00Current price is: $2,300.00.
Sodium sulfate anhydrous, also known as anhydrous sodium sulfate or disodium sulfate, is a chemical compound with the formula Na2SO4. It is a white, crystalline powder that is soluble in water.
Here are some key properties of sodium sulfate anhydrous:
- Chemical formula: Na2SO4
- Appearance: White, crystalline powder
- Odor: Odorless
- Solubility: Soluble in water, insoluble in most organic solvents
- Melting point: 884 °C (1623 °F)
- Boiling point: 1400 °C (2552 °F)
- Hygroscopic: Yes (absorbs moisture from the air)
Description
Uses of Sodium Sulphate Anhydrous
- Drying Agent: This is perhaps the most widespread laboratory application of sodium sulfate anhydrous. It efficiently removes water from organic solvents. Organic solvents are often used in reactions and experiments, but even small traces of water can interfere with the reaction or affect the results. Sodium sulfate anhydrous is a preferred drying agent because it is:
- Chemically inert: It does not react with most other chemicals, minimizing the risk of unwanted side reactions in the experiment.
- Efficient: It has a high affinity for water and can effectively remove moisture from solvents.
- Desiccating Agent: In laboratory setups where moisture control is crucial, anhydrous sodium sulfate is used as a desiccant to absorb moisture from the air. This helps maintain a dry environment and prevent moisture-sensitive chemicals or experiments from being compromised. For instance, desiccators, which are containers used to store moisture-sensitive chemicals or dry samples, often contain sodium sulfate anhydrous at the bottom to absorb any moisture that might enter.
- Karl Fischer Titration: This is an analytical technique used to determine the water content in a sample. Sodium sulfate anhydrous is employed as a desiccant during this process to ensure the complete removal of water from the reaction vessel before the titration begins.
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