Salicylic acid Salicylic acid Salicylic acid (from Latin "salix", "willow tree") is a lipophilic monohydroxybenzoic acid, a type of phenolic acid, and a beta hydroxy acid (BHA). It has the formula CHO. This colorless crystalline organic acid is widely used in organic synthesis and functions as a plant hormone. It is derived from the metabolism of salicin. In addition to serving as an important active metabolite of aspirin ("acetylsalicylic acid"), which acts in part as a prodrug to salicylic acid, it is probably best known for its use as a key ingredient in topical anti-acne products. The salts and esters of salicylic
Willow pattern set up on his own account in c.1793 in Stoke-on-Trent producing earthenwares: he is thought to have engraved versions of willow designs for Spode and for various other factories. It was probably for Spode that the English Willow pattern was created and first produced perhaps around 1790, because it incorporates particular, distinctive features of earlier Chinese willow scenes which were already known and imitated at the Spode factory. The Willow pattern is commonly presented in a circular or ovate frame. The waterside landscape represents a garden in the lower right side, in which a large two-storey pavilion stands. Approached by