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This document describes a procedure for assaying aspirin tablets using back titration. Aspirin, also known as acetylsalicylic acid, is a white crystalline solid used to reduce fever, pain, inflammation, and other conditions. The procedure involves titrating a sample of crushed aspirin tablets against sodium hydroxide with an indicator, then back-titrating the excess sodium hydroxide with hydrochloric acid to determine the amount of aspirin present. Calculations are made to find the purity percentage of the

Author

Hamdan afzal

Language

EN