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【Plant sources】Plants Salicaceae . Liu Liu dry white bark and white Deciduous trees for Liu, 5 to 15 meters high, thick stem, branches slender, soft sag

【Origin of students】Wild in Jiangsu, Zhejiang, Jiangxi, Fujian, Shandong, Henan, Shaanxi, Sichuan and other places the water's edge of the wetlands

【Active ingredient】salicin

【Solubility】Soluble in water, micro-soluble in methanol, ethanol, ethyl acetate, it is difficult to dissolve in benzene, petroleum ether

【Specifications】10%、15%、25%、30%、50%、98%

【Molecular Weight】286.27

【Formula】C13H18O7

【Pharmacological effects】salicineffect in the body after oral administration of hydrolysis, oxidation into alcohol, salicylic acid and so on, so there is salicineffect antipyretic, analgesic, anti-rheumatoid role.4-10% of the solution there is the role of local anesthesia, there are still bitter roles Jianwei, sheep in the mouth of the injection of chemicals to a marked increase in saliva secretion and chewing movement and help play a role in digestion