4. To stabilize the drug, sodium thiosulfate solution for injection is used? A) Hydrochloric acid, diluted B) Sodium benzoate C) Citric acid D) Sodium bicarbonate E) Oxalic acid

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A: IUPAC name of aspirin is o-acetyl salicylic acid.

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A: We have to give the reason behind the difference between crude and recrystallized aspirin.

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A: Given: Pentane is added to a water-soluble orange dye.

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Q: What is the purity test of salicylic acid and commercial aspirin?

A:

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A: Esterification is the process of formation of ester or synthesis of ester.