Salicylic acid has a bactericidal ability, and a 2.5% alcohol solution (called spirit salicylic acid) is commonly used as an external medication for treating tinea manus and tinea pedis, and can also be formulated as an ointment for use.
Sodium salicylate can be used as a food preservative or preservative, as well as in the preparation of toothpaste and mouthwash.
Salicylic acid has antipyretic and analgesic effects, and can treat rheumatism.
Methyl salicylate has pleasant holly fragrance, which is used to make perfume and soap essence.
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