Salicylic acid,o se vailaʻau faʻalaʻau, fualaʻau vailaʻau C7H6O3, o se paʻepaʻe tioata paʻepaʻe, e mafai ona solu i le vai malulu, solu i le vai vevela, ethanol, eter ma acetone, soluble i benzene vevela.
E masani ona faʻaaogaina e avea o se mea mataʻutia taua mo vailaʻau, mea manogi, vali, vailaʻau, mea faʻapipiʻi paʻu ma isi vailaʻau lelei.