Plant Source: Salix babylonicL. Main Ingredient: Salicin Specification: 98% ( HPLC) Molecular formula: C13H18O7 Molecular Weight: 286.27 CAS NO.: 138-52-3 Appearance: White powder Function: It can be used for the treatment fever, cold and infection; anti-inflammatory, relieve arthralgia effect and prevent the ache of low back. Dosage: 60-120mg/ day