| Product Name | White Willow Bark Extract |
| Product Source | White Willow Bark Extract (Salix babylonica L. PE) is extracted from the branches or bark of Salix babylonica L., a plant belonging to the Salicaceae family. |
| Plant Status | Deciduous arbor, 10-12 meters high. It has long, pendulous branches; the lower branches are brown and glabrous, with slight hair when young. Leaves are lanceolate or linear-lanceolate, 9-16 cm long and 5-15 mm wide, with a long acuminate apex and a cuneate base. Flowering period is March-April, and fruiting period is April-May. The bark can be harvested throughout the year for use. |
| Plant Distribution | Grows in wetland areas by water and is cultivated in various regions. Mainly distributed in the Yangtze River Basin and southern China. |
| Product Character | White Willow Bark Extract (Salix babylonica L. PE) appears as a yellow powder. |
| Product Content | Based on the dry product, the content of salicin is ≥ 15%-98%. Extraction ratios of 30%, 1:1, 2:1, and 3:1 are available. |
| Detection Method | TLC (Thin Layer Chromatography) |
| Quality Standard | – Color: Brownish-yellow powder
– Mesh Size: 80 mesh |
| Packaging Specification | 1 kg/aluminum foil bag, 25 kg/paper drum, or customized packaging according to customer requirements |
| Storage Method | Store in a cool, dry place, sealed, at room temperature. |
| Shelf Life | 24 months |
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