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- Aspirin
Aspirin
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Most of us have used aspirin at some time in our lives, but few will know that a related compound derived from willow bark has been used to relieve pain and treat fevers for over 2, 000 years.
Aimed at post-16 students in chemistry, this fully updated second edition contains activities for both academic and vocational courses. Ranging from preparative/analytical to problem-solving exercises, the activities can be used singly or as a coherent package. A guide for teachers and technicians is also included. TOC:How to use this book, Background information: The aspirin story, Experimental and investigation section: The preparation of 2-hydroxybenzoic acid, The preparation of aspirin, Purifying by recrystallisation, The melting point of aspirin, Using thin-layer chromatography to investigate the reaction, The solubility of aspirin, Thin-layer chromatography, Teacher's and technician's guide to the activities.
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